Momcozy Mobile Flow™ breast pump components showcasing design and efficient parts.
Momcozy Mobile Flow™ hands-free breast pump set features gray pumps and a stylish case, and it can be controlled using a smartphone app.
Momcozy Mobile Flow™ breast pump set with accessories, labeled components, and storage case.
Momcozy Mobile Flow™ hands-free breast pump on display with case and app interface for easy control.
Momcozy Mobile Flow™ hands-free breast pump set includes the pump, flanges in different sizes, and a carrying case.
Momcozy Mobile Flow™ hands-free breast pump, in grey, comes with a stylish case and a smartphone app.
Momcozy Mobile Flow™ hands-free breast pump close-up, showcasing components and sleek design.
Momcozy Mobile Flow™ hands-free breast pump components including storage case and flange accessories.
This is just such a pretty pump. It's a cool contraption that made me just a little bit more info pumping. I really like the addition of the app, it's something I've been waiting for Momcozy pumps to catch up to and it was worth the wait! I love being able to watch my progress and customize my settings.
Megan
Verified Buyer
M9

Momcozy Mobile Flow™ Hands-Free Breast Pump | M9

4.7
Rated 4.7 out of 5 stars
421
$357.00 SGD
High Efficiency
Multiple Modes
App Control
Personalized Pumping
Style: Double
Double
Single
Color: Cozy Red
Cozy Red
Quill Grey
BUY NOW
Description

Enjoy a Smart Pumping Life!

*Upgrade to Efficiency, Upgrade to Portability
The 3rd-gen pump motor offers powerful suction up to -300mmHg to increase milk output

*Your Pattern, Your Comfort
Personalize patterns via the Momcozy app, adjusting mode and intensity to suit your comfort and preference

*Sealed with Comfort, Brimming with Confidence
Embrace a snug and comfortable fit, courtesy of the DoubleFit™ flange

*Liberate Your Pumping Journey
Streamlined design for mess-free milk expression, offering unmatched convenience, portability, and freedom

*Pump Without Limits
On a single charge, enjoy 4 to 5 pumping sessions, ideal for busy moms pumping on-the-go

⚠️ Safety Warning

Do NOT use this device if you have a cardiac pacemaker, implanted defibrillator, or any other metallic or electronic implant, as it may cause electromagnetic interference or serious injury.

App Features Overview

Achieve discreet pumping control using our Momcozy app, ensuring privacy and convenience for confident and empowered pumping sessions anywhere.

Pumping Settings Adjustment: Easily switch between different pumping settings to customize your experience for comfort and efficiency.

Milk Volume Tracking: Record and monitor milk expression amounts per session to track progress and maintain a detailed log.

Personal Alerts and Notifications: Set personalized alerts and receive notifications via the app to stay informed about your pumping schedule and important reminders.

Pumping Modes Overview

1. Professional Recommendations - Easily Select via Momcozy App

Experience two expert-recommended pumping modes tailored to your needs, promoting a smooth and enjoyable pumping session.

Milk Boost™: Ideal for moms looking to increase milk supply, this mode enhances breastfeeding by boosting production.

Milk Relief™: Provides balanced milk flow with Quick Release, offering gentle relief and effective milk expression for moms with enlarged breasts, without wasting time.

 2. Personalized Preferences – Customize Conveniently via Momcozy App

MyFlow™ Mode: Set your own mode by adjusting the regular mode (stimulation, expression, or mixed) and intensity through the Momcozy app, allowing for a personalized pumping experience that optimizes comfort, efficiency, and milk production.

3. Regular Pumping Modes – Select via Momcozy App or Pump

Stimulation Mode: Features a quick, short sucking pattern to initiate milk flow.

Expression Mode: Provides a slow, steady sucking pattern for effective milk extraction.

Mixed Mode: Combines quick stimulation and slow expression patterns to efficiently extract milk.

This comprehensive range of modes and intensities offers flexibility and effectiveness, catering to various breastfeeding stages and individual preferences.

Specifications and Features

Perfect for working and multitasking moms
Effortlessly balance your career and breastfeeding with powerful efficiency.

Specifications
Modes: Personalized preferences + 2 professional modes (Milk Relief™ & Milk Boost™) + 3 regular modes (Stimulation, Expression, Mixed)
Adjustable Suction Levels: 15 levels for your comfort
Motor: 3rd-Gen motor delivering superior performance
Vacuum Strength: Up to -300mmHg for efficient milk expression
Flange Size: 24mm (with insert options of 17mm / 19mm / 21mm)
Maximum Usage Time: Up to 150 minutes (4 to 5 pumping sessions)
Noise Level: Under 42dB for quiet pumping
Bottle Capacity: 150ml
Auto Shut-Off: After 30 minutes
Charging Time: About 2.5 hours
Pump Dimensions: 5.0 in × 4.3 in × 3.0 in (127 mm × 109 mm × 77 mm)
Pump Weight: 10.7 oz (302 g)

Need a different flange size?
We’ve created a guide to help you find the best fit.
Check the flange size guide here
Find other flange sizes here

Note: Breast size can change before and after pumping. Measure just before pumping for accuracy.

Fast Shipping FREE AVAILABLE

Order today for delivery in as little as .

All Momcozy.com standard shipping rates and policies apply to all items when shipped to the United States, United Kingdom, Canada, Australia, Saudi Arabia, France, Germany, and some EU Countries including free shipping on qualifying orders. For other countries, please get in touch with our customer service before placing the order.

The time frame of order delivery is divided into two parts:

●Processing time: 1-2 business days

●Shipping time: 3-8 days (excluding weekends and holidays).

Click here for more shipping details

30 Days Guarantee Learn more

We stand behind our products. If you don’t love it, exchanges and returns are available in 30 days.

30-Day No-Reason Return Policy

Momcozy offers a 30-day no-reason return policy for unused and unopened products with intact packaging. Returns must include all original accessories and proof of purchase. Customers are responsible for return shipping costs, and original shipping fees are non-refundable. Clearance items and non-Momcozy branded products are excluded from this policy.

Exchange Policy

Non-Quality Issues: Within 30 days of receipt, unused products may be exchanged for reasons such as size mismatch, with the return shipping cost to be borne by you.

Quality Issues: If a product is damaged due to quality issues within the warranty period, please contact our customer service team for assistance. They will provide you with a solution that best suits your needs.

If you have any problems or malfunctions during use, please contact us at support@momcozy.com, and please allow up to 24 business hours for a response to your question.

Click here for more return&exchange details

1 Year Warranty Learn more

At least 1 Year* Warranty Guarantee Policy

At Momcozy, we want you to feel confident in your purchase. That's why we offer a 1-year warranty (2 years in the EU) on most battery-operated products. The warranty covers failures caused by non-human factors, such as manufacturing defects or internal malfunctions under normal use. Simply keep your proof of purchase and contact us if you experience any issues within the warranty period. We'll work with you to find a solution, whether it's a repair, replacement, or refund.

Some exclusions apply, such as damage caused by misuse or unauthorized modification. For more details, please see our full warranty policy.

Learn more

Ways to Pay

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This is just such a pretty pump. It's a cool contraption that made me just a little bit more info pumping. I really like the addition of the app, it's something I've been waiting for Momcozy pumps to catch up to and it was worth the wait! I love being able to watch my progress and customize my settings.
Megan
Verified Buyer
The accessories for this product:

The accessories for this product

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What Moms Say About Momcozy

Empty myself more efficiently

16 mins. The full mode went off at 12 mins but it was not to the top yet.I find that I can empty myself more efficiently on the mid to higher levels.

Marilyn

Definitely better output with my own setting.

I had a great experience using the product! Definitely recommended！Definitely better output with my own setting . 2 mins stimulation at level 7 then 10 mins expression at level 7.Then 2 mins stimulation then 10 mins expression at level 8.

Vennie

I get good output with it

It’s really nice. Very comfortable, quiet, & I get good output with it. Fits in the bra nicely as well. I am pleased with the performance. I’m pleasantly surprised by how well it performs honestly. With a lot of wearables my output isn’t consistent & a lot of times I won’t respond at all so I find myself defaulting back to my spectra. But this wearable has done a good job of emptying me for the most part once I got the app figured out.

Mckenzie

Gentle Support, Smart Control


Milk Boost™ : For moms seeking to enhance milk production.
Milk Relief™ : Gently ease discomfort and express milk for moms with enlarged breasts

Expression Mode: Slow and steady suckling pattern for milk expression.

Mixed Mode: Combines quick stimulation followed by slow expression for efficient milk extraction.

Stimulation Mode: Quick and short suckling pattern to initiate milk flow.



Milk Volume Tracking: Record and monitor the amount of milk expressed during each session to keep track of your progress and maintain a detailed log.

Overflow Alert: Get vibration alerts and app notifications when your bottle is almost full to help prevent spills and keep your pumping mess-free.



Comfort Meets Innovation

Crafted with food-grade soft and firm silicone, the DoubleFit™ Flange offers a smooth, skin-like feel, enhancing comfort while reducing irritation during every pumping session.

Comfortable, Secure, and Invisible

Designed with real moms in mind, the drop-shaped form naturally fits your bra, providing a comfy, secure fit that won't bulge or sag. Tested in over 1,000 trials to ensure a comfortable fit for a wide range of chest shapes, so you can pump confidently and discreetly, even at work.
The DoubleFit™ Flange is made from food-grade silicone, FDA and LFGB certified for safe milk contact.
The PPSU flange tunnel can withstand temperatures from 275°F to 355°F and endure multiple boiling cycles without deformation.
The Tritan milk bowl is durable, highly transparent, and resistant to over 100 boiling cycles.

Effortless Extraction

Find Your Perfect Flow

The PowerFlow™ system features an upgraded 3rd-generation motor, delivering -300mmHg suction with 15 finely tuned levels and, helping you find your most comfortable, efficient rhythm at every stage.

3rd-Gen Motor

Momcozy's latest technology
for superior performance

-300mmHg Suction

Ensures efficient
milk extraction

15 Intensities

Customizable settings for
maximum comfort and milk flow

So Quiet, It Won't Interrupt a Conversation

At just 42dB, Mobile Flow™ is the quietest* wearable pump in the -300mmHg suction class. Whether you're in a meeting, on your commute, or at your desk, you can pump discreetly without drawing attention.

*Tested for noise levels in -300mmHg suction mode compared to other wearable pumps that reach -300mmHg suction strength. (Internal testing, 2024).

Ready in Minutes Even If You're Not

When the battery is fully drained, just 12 minutes of charging with a 5V/2A adapter* gives you enough power for one full pumping cycle—perfect for those moments when you're on the go or forget to charge.

*Power adapter is not included in the package.

Pump Clean, Store Clean

The separate Tritan milk bowl allows direct pumping and fridge storage—no immediate transferring or washing. Save time for what matters most.
Easily Connect the App – Here’s How

Step1

Download the Momcozy App.

Tip: The App is compatible with iOS 13 + and Android 10+.

Step2

Register your account.

Tip: Log in with your Momcozy account is supported.

Step3

Turn on the Bluetooth and the breast pump. Then, add the device through the "+”and“Devices” buttons on the app.

FAQs

Is Momcozy M9 hospital-grade breast pump?

Momcozy M9 is a wearable, personal breast pump with hospital-grade suction power. It is helpful to know the distinction between a "hospital-grade" pump and "hospital-grade suction."

A "hospital-grade" breast pump is really a multi-user, rental pump designed for use in a hospital or clinic setting. They are made in a closed system so the milk won't get into the motor or tubing, so they can be shared with many mothers safely. They are most commonly for moms who need to establish their milk supply or moms with a baby in the NICU.

On the other hand, "hospital-grade suction power" refers to the suction power and cycle rate of the pump. This is used to refer to a pump that can produce sufficient suction to well initiate and maintain a milk supply by mimicking a powerful suckling baby.

Brief and to the point, the Momcozy M9 delivers powerful performance you need in a convenient, hands-free configuration that's perfect for personal, in-your-home-on-the-go applications. Unless you have a medical need for a multi-user pump, a personal pump with hospital-grade suction like the M9 should be ample power for your daily pumping needs.

What is the suction level of the Momcozy M9?

The Momcozy M9 offers a powerful maximum suction strength of -300mmHg, which is designed to be highly effective for milk expression. To give you full control and comfort, the pump provides 3 distinct modes:

  • Stimulation Mode to gently stimulate let-down.
  • Expression Mode for efficient milk output.
  • Mixed Mode which alternates between the two for a more natural feel.

You can further fine-tune the suction intensity across a total of 15 adjustable levels within these modes, allowing you to find the perfect setting for your comfort and milk flow.

Which is better, Momcozy M5, M6 or M9?

There is no single "best" pump among the Momcozy M5, M6, and M9; the best choice depends on your personal needs and pumping style. The key differences lie in their design, motor power, and advanced features.

Here is a comparison of their main features to help you decide:

Feature Momcozy M5 Momcozy M6 Momcozy M9
Design Semi-circular shape, manual button control, lightweight Tear-drop shape, flat base, larger LED screen, button control Tear-drop shape, flat base, larger LED screen, App & button control, modern look
Motor 1st Gen (Basic) 2nd Gen (Stronger than M5) 3rd Gen (Most powerful)
Suction Levels 9 levels 9 levels 15 levels
Weight 230g 287g 302g
Modes 3 modes 3 modes 3 modes + 2 professional patterns (Milk Boost™ & Milk Relief™; these two patterns are app-controlled only)
Milk Collector 5.4 oz (160ml), cannot stand on its own 6 oz (180ml), flat base stands independently to prevent spills 5 oz (150ml), flat base stands independently, with lids for temporary storage
Flange 100% soft silicone DoubleFit (hard & soft silicone), secure seal DoubleFit (hard & soft silicone), snug fit
Key Advantage Budget-friendly, simple, and ideal for occasional or first-time pumpers. Leak-proof design, larger capacity, and reliable performance. App control, most powerful motor, and advanced features for frequent pumpers.

Summary:

  • Choose the M5 if you are an occasional pumper or prefer a simple, gadget-free experience with a more budget-friendly pump.
  • Choose the M6 if you need a reliable pump with a larger capacity and a secure, spill-proof design, making it great for multitasking.
  • Choose the M9 if you are a frequent or exclusive pumper who wants the most powerful motor, maximum customization with app control, and advanced features to track and optimize your sessions.

For a more in-depth feature comparison, you can read our detailed blog posts: Momcozy M5 vs.M6 comparison and Momcozy M5 vs. M9 comparison.

Which is better, Spectra or Momcozy M9?

Both Spectra and Momcozy are trusted breast pump brands, but they are designed for different user needs, so the best choice depends on your lifestyle.

Spectra is best known for its traditional pumps with a large main unit and tubing that connects them. These pumps are most often used in a stationary setting, focusing on powerful, hospital-grade suction for optimal efficiency.

In comparison, the Momcozy M9 is a wearable, hands-free breast pump. Due to its all-in-one, foldable format, you can wear it in your bra while moving about, multitasking, or pumping anywhere without being tethered with tubes or plugged in. Therefore, if discretion and mobility are your top priorities, a wearable pump like the M9 will be best.

What Makes Momcozy M9 a Good, Smart, and Hands-Free Breast Pump?

The Momcozy M9 smart breast pump is designed for today’s busy moms who need a reliable, efficient, and discreet solution. As a hands-free breast pump, the M9 features powerful suction and efficient milk extraction—all in a lightweight, wearable design.

With app-controlled settings, you can easily adjust suction levels, modes, and track milk output right from your phone—no need to interrupt your routine. The portable and stackable milk collectors make it easy to pump on the go and store milk without the mess.

Whether you're juggling work, travel, or just daily life, the Momcozy M9 gives you the freedom to pump wherever and whenever you need, with comfort, confidence, and total control.

Do Wearable Pumps Decrease Milk Supply?

A wearable pump does not decrease milk supply, as long as it provides strong and effective suction. Suction strength is key to fully emptying the breast, which helps maintain a healthy milk supply.

Wearable pumps like the Momcozy S12 Pro are designed with high suction power to ensure efficient milk removal, so you can pump hands-free without compromising your milk production.

Can I Exclusively Pump with a Hands-Free Pump?

Yes, you can exclusively pump with a hands-free breast pump. In fact, many moms find hands-free pumping to be a convenient and effective way to build and maintain milk supply, especially when nursing isn’t an option.

The key is using a high-performance pump that fully empties the breasts. A smart, wearable option like the Momcozy M9, with powerful suction up to -300 mmHg and a comfortable DoubleFit™ flange, is designed to support exclusive pumping, without compromising comfort or milk output.

For the best results, it’s a good idea to consult with a lactation professional to create a pumping schedule that matches your goals.

What Is a Good Hands-Free Pump?

A good hands-free breast pump should offer strong suction, a comfortable fit, and quiet operation — all while giving moms the freedom to pump while multitasking. Look for a pump with adjustable suction levels, a leak-proof design, and discreet wearability for pumping confidently at work, at home, or on the go.

One top-rated option is the Momcozy M9. Designed with powerful suction up to -300 mmHg and a DoubleFit™ flange, it delivers efficient, leak-free pumping. The app-controlled settings let you personalize your pumping experience for maximum comfort and output. Its lightweight, wearable design makes it ideal for busy moms who want to pump hands-free anytime, anywhere.

Other notable choices include the Elvie Pump, known for its sleek design and ultra-quiet motor, perfect for discreet pumping in public.

4.7
Rated 4.7 out of 5 stars
Based on 421 reviews
Total 5 star reviews: 312 Total 4 star reviews: 103 Total 3 star reviews: 4 Total 2 star reviews: 2 Total 1 star reviews: 0
99%would recommend this product
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421 reviews
  • BB
    Breana B.
    Verified Reviewer
    Reviewing
    Momcozy Mobile Flow™ Hands-Free Breast Pump | M9
    I recommend this product
    Bought For Myself
    Rated 5 out of 5 stars
    1 month ago
    I’d give 10 stars if I could

    This is the best pump! Granted I’ve never tried any others, but I haven’t needed to! I added this to my registry before my son was born (first time mom) and I’ve had 0 complaints. It’s easy to use and get set up, and I love the app as well. Customer service was amazing in sending me a replacement when I needed one. I really like the wide variety in flange sizes that COME WITH the pump!! As a small sized girlie, I really appreciate that I didn’t have to order a different size separately. It literally comes with everything you’d need. Not to mention it’s just really cute. Can’t recommend enough!!

    Was this helpful?
  • J
    Jillian
    Reviewing
    Momcozy Mobile Flow™ Hands-Free Breast Pump | M9
    I recommend this product
    Bought For Myself
    Rated 5 out of 5 stars
    1 month ago
    My only pumps

    I had to replace one about 4 months PP, but other than that these pumps have been wonderful and comfortable for me as a first time mom that ended up 8 months in exclusively pumping due to my baby not wanting the boob anymore (I always was breastfeeding and pumping since he was born, I overproduced for a couple months). So glad to have decided on these pumps! I wear them at home, in the car, anywhere. Very convenient.

    Was this helpful?
  • MJ
    McKenna J.
    Verified Buyer
    Reviewing
    Momcozy Mobile Flow™ Hands-Free Breast Pump | M9
    I recommend this product
    Bought For Myself
    Rated 5 out of 5 stars
    2 months ago
    Best pump

    This is the best pump! I’ve switched to solely using it even when not needing hands free time. It pulls milk effectively and leaves me feeling very comfortable. It also is easy to clean and store. Highly recommend

    Was this helpful?
  • VV
    Victoria V.
    Verified Buyer
    Reviewing
    Momcozy Mobile Flow™ Hands-Free Breast Pump | M9
    I recommend this product
    Bought For Myself
    Rated 5 out of 5 stars
    2 months ago
    Life changing

    As a new mom and EBF I wanted a pump that was easy to clean and use. I originally had a different pump that was plugged into the wall and as well as it worked I needed something to use "on the go". I am very satisfied with this product, it is simple to put together and with the momcozy app you can program it OR use the buttons on top. Only "downside" is the writing for the ounces faces the flange so you cannot see how much you've pumped until you take it apart.

    Was this helpful?
  • A
    Ashlyn
    Reviewing
    Momcozy Mobile Flow™ Hands-Free Breast Pump | M9
    I recommend this product
    Bought For Myself
    Rated 5 out of 5 stars
    3 months ago
    Amazing pump, amazing customer service

    I purchased this pump through another website through my insurance and have been using it since November. I had a minimal supply and after just a week of using this pump my minimal supply become more then enough that my baby needed, it saved my nursing journey! I was skeptical at first when I first started to use it as my lactation consultant said wearables aren’t as efficient as “hospital grade pumps” but I found that to be the opposite! It is so easy to use and the app is wonderful. Fast forward three months, one of the flange clips broke where it connects to the collection container, I emailed customer service and after answering a few questions they are sending me the new parts! They were so polite and it was so quick and easy! I have many other Momcozy items and I recommend them to all my mom friends!

    Was this helpful?
  • B
    Brooke
    Verified Reviewer
    Reviewing
    Momcozy Mobile Flow™ Hands-Free Breast Pump | M9
    I recommend this product
    Bought For Myself
    Rated 5 out of 5 stars
    3 months ago
    Absolutely love

    This has been my absolute favorite pump by far. I love the app settings, you can customize your own rhythm or use preset ones. Great suction, so comfortable, ans easy to use.

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