Comparison

Willow® vs Glo Sleep

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Willow®

Manage your Willow breast pump, track milk output, and access expert advice for pumping and postpartum care. Features include personalized pump control, session history, and AI-powered support.

Highlights
  • Control Willow pumps remotely
  • Track milk output and session history
  • Manage digital milk stash (SmartStash)
  • Access expert articles and videos
  • AI-powered women's health chat
  • Book expert consultations
Features
Read full description

More than a pump app. A support system. Control your pumps with a tap from your phone or your wrist, track your session history, and view your pumping trends and metrics. Scan and manage Willow SmartStash Bags in your fridge and freezer. Plus, get access to expert guidance from educational content, live services, and our specialized, AI-powered chat—a virtual support system designed to support you across pumping, feeding, and postpartum care. Who can use the Willow app? This app is compatible with all connected pumps, including Willow Go, Sync, 360, and 3.0. Willow Wave users can manually add manual pump sessions to their session history. And anyone wanting to manage their milk stash can keep track in our SmartStash inventory tracker. All of the pumping, feeding, maternal healthcare, parenting and baby development resources in the app are free for anyone to use! Operate your pumps with a tap. Start and stop your session, switch between modes (Go and Sync), adjust suction levels, and view your pumping duration, all from your phone or smart watch. Set up your own Pumping Preferences, including suction levels and custom timer settings, and set reminders so every session works just the way you like. Get the only app that lets you control your session from your Apple Watch. NEW! You can now control your Go pumps, in addition to Willow 360 and 3.0. Track your sessions. Understand your output. Follow your milk output, session durations, add manual pump sessions and more for a complete picture of your pumping history. Spot trends, optimize your routine, and pump with confidence. With SmartStash, you can quickly and easily scan Willow Milk Bags into your digital stash to manage your inventory in the app. Get your questions answered. Access a comprehensive library of expert-backed articles and videos on all things pumping, feeding, and postpartum care, from establishing supply and building schedules to combo-feeding and more. The Willow app also includes our conversational AI, specially dedicated to women’s health, designed by moms for moms. With both expert resources and AI-powered support, you always have trusted guidance at your fingertips. Book expert sessions for personalized guidance. Connect with lactation consultants, pelvic floor therapists, mental health professionals, Willow sizing experts, and more. Because we know it takes a village. Visit onewillow.com to learn more about the app and explore accessories, content, and more.

About

Glo Sleep

Control smart sleep devices like lamps and projectors to create a calming bedtime environment. Features include wide-angle projection, built-in soothing sounds, and customizable playlists. Integrates with voice assistants for easy control.

Highlights
  • Smart device control
  • Wide-angle starlight projection
  • Built-in white noise and music
  • Customizable sleep playlists
  • Bluetooth connectivity
  • Voice assistant integration
Features
Read full description

Glo Sleep is a smart sleep app that lets you easily control your Glocusent devices, the Baby Light N11 and Starry Sky Lamp N12. The Starry Sky Lamp is a popular smart sleep aid for adults. It helps you fall asleep soundly and maintain quality sleep. Features include: –Large super wide-angle projection area With advanced optical and subverting tradition design , the projection area will cover the entire bedroom, bringing you an unprecedented immersive starlight experience. –Compact size but high-volume speaker Fitted with dual speakers & dual diaphragms, high power & large volume and heavy bass diaphragm design, this small but powerful speaker makes full and clear tones. –A wide selection of diverse built-in music 23 Soothing White Noise Sounds involving wind, river, ocean, bubbles, birdsong, rain, cosmos, and forest sounds; 27 Sleep-Inducing Music Tracks like Sweet Dreams, Moonlight, Good Night, Starry Night, and Dreamy Wanderings; 10 meditation sounds containing Deep Sleep Relaxation, Deep Sleep Release, Peaceful Sleep, and Calming Sleep. - Sleep scheduling Customize your sleep and wake times. - Play combinations Create your own personalized bedtime playlist by mixing and matching sounds, lights, and effects. - Bluetooth Connection Support Bluetooth connection to enjoy your favourite playlist - Alexa and Google Home Smart Interaction Control certain functions of the N12 via voice commands using Alexa speaker and Google Home. - Easy Touch Controls Play, pause, skip, or adjust the volume with simple touch controls on the app or device. - All sounds are free. Sleep music and meditation sound can help you: - Fall asleep easily and relieve insomnia. - Improve your mood and reduce anxiety and stress. - Restore your energy and focus better.

Screenshots

Willow®4 screens
Glo Sleep4 screens

Verdict

The call

The clearest difference is rating: Willow® at 4.5 against Glo Sleep's 4.0. Willow® also leads on ratings volume (2.7K vs 3) and review sentiment (14% vs 0%). Glo Sleep's advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, update cadence, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Willow® holds the better App Store score, 4.5 against 4.0. That said, the two scores are not equally well evidenced: Willow® has 2.7K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 14% of Willow®'s written reviews are positive against 0% of Glo Sleep's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 18, 2026 and October 10, 2026 respectively.

Scorecard6 real differences · 4 level
Willow® versus Glo Sleep: the parameters behind the verdict, then further details
ParameterWillow®Glo Sleep
PriceFreeFree
Rating4.5 (2.7K ratings) — better4.0 (3 ratings)
Positive reviews13.5% of reviews — better0.0% of reviews
Number of ratings2.7K — better3
Update frequencyMonthlyMonthly
AdsYesNo — better
In-app purchasesNoNo
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPod, Apple WatchiPhone, iPad, iPod
Requires iOS15.612.0 — better
Further details — not scored
Size102 MB127 MB
Age rating12+4+
DeveloperWillow Innovations, Inc.Shenzhen Glocusent Technology Co., Ltd.

Customer experience

Willow®

All ratings2,697 ratings
Positive85.9%
Neutral4.6%
Negative9.5%
Written reviews288 reviews
Positive13.5%
Neutral15.6%
Negative70.8%

Glo Sleep

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

Willow®

Reported bugs

3 issues
  • App frequently disconnects from pumps
  • Timer and session data not always accurate
  • Pumps sometimes stop working mid-session

Requested features

3 requests
  • Add ability to log pumping volume and history
  • Allow customization of pump timer
  • Improve app responsiveness and reliability

Glo Sleep

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Willow®

No in-app purchases

None

Glo Sleep

No in-app purchases

Questions

Is Willow® free?
Willow® is free to download, with no in-app purchases.
Is Glo Sleep free?
Glo Sleep is free to download, with no in-app purchases.
Which has better reviews, Willow® or Glo Sleep?
Willow® is rated higher. Willow® averages 4.5 out of 5 from 2.7K ratings, while Glo Sleep averages 4.0 from 3 ratings.
Do Willow® or Glo Sleep have ads?
Willow® shows ads; Glo Sleep does not.
Which is updated more often, Willow® or Glo Sleep?
Willow® ships an update monthly, and Glo Sleep monthly. Most recently, Willow® was updated on October 18, 2026 and Glo Sleep on October 10, 2026.

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