# SleepImage vs Wesper

The clearest difference is rating: SleepImage at 3.1 against Wesper's 2.5. On price, review sentiment, ratings volume and update cadence there is nothing between them.

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

SleepImage holds the better App Store score, 3.1 against 2.5. Both are backed by a comparable volume of ratings — 186 and 104 respectively. Written reviews split almost evenly too, at 30% and 30% positive.

SleepImage ships an update monthly, Wesper every 3 weeks. Both last shipped on October 29, 2026.

## The numbers

| Metric | SleepImage | Wesper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (186 ratings)](https://appshunter.io/ios/app/sleepimage/id1504760736/reviews)** | [2.5 (104 ratings)](https://appshunter.io/ios/app/wesper/id1542081923/reviews) |
| Number of ratings | **186** | 104 |
| Positive reviews | 30.4% of reviews | 30.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 27 MB | 39 MB |
| Requires iOS | **16.0** | 16.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [SleepImage](https://appshunter.io/developer/1504760405) | [Tatch Inc.](https://appshunter.io/developer/1456401839) |

## What reviewers say

### SleepImage

[App page](https://appshunter.io/ios/app/sleepimage/id1504760736)

This app records, transfers, and analyzes sleep quality data when paired with specific devices. It offers a simple, intuitive experience for understanding sleep diagnostics and empowering better health decisions. It is designed for reliability and accuracy, turning complex sleep information into actionable insights.

**Highlights:** Record sleep quality data, Transfer sleep data, Analyze sleep quality, Pair with SleepImage devices, Intuitive user experience, Actionable sleep insights

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easiest apnea testing method
- 👍 Comfortable and least obstructive
- 👍 Simple to use
- 👍 Game changer sleep study
- 👍 Excellent device

**What reviewers complain about**

- 🐛 Error messages on patient ID entry
- 🐛 Device disconnects frequently
- 🐛 Uploads get stuck
- 🐛 Data not received by clinic
- 🐛 Confusing setup instructions

**Reported bugs**

- Error messages when entering patient ID
- Device disconnects
- Uploads get stuck
- Data not received by sleep clinic
- App doesn't work on newer iPhones/Android

**Requested features**

- Notification for Bluetooth disconnection
- Notification for recording stoppage
- App continues to collect and sync data when closed
- Option to bypass email sign-up
- Improved customer service


### Wesper

[App page](https://appshunter.io/ios/app/wesper/id1542081923)

This app analyzes your sleep patterns, including breathing and snoring, using wireless patches. It provides immediate, actionable insights from sleep specialists to help you understand and improve your rest. View sleep metrics and a time-lapse of your sleeping positions.

**Highlights:** Sleep analysis with wireless patches, Tracks snoring and respiration rate, Provides actionable sleep insights, Immediate sleep reports, Visualizes sleeping positions, Bluetooth connectivity

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 👍 Simple navigation
- 👍 Helpful reports
- 👍 Comfortable to wear
- 👍 Quick setup

**What reviewers complain about**

- 🐛 App crashes
- 🐛 Data upload failures
- 🐛 Lost data
- 🐛 Patch disconnection errors
- 🐛 Poor adhesive

**Reported bugs**

- App crashes during the night
- No resume option after crash
- No feedback on data upload progress
- Phone's screen auto-off interferes with app
- Backup upload method broken

**Requested features**

- Add resume option after crashes
- Improve feedback on data upload progress
- Provide clear instructions on app usage (e.g., keeping app open)
- Allow charging of pads
- Provide clearer terms of service


## Frequently asked questions

### Is SleepImage free?

SleepImage is free to download, with no in-app purchases.

### Is Wesper free?

Wesper is free to download, with no in-app purchases.

### Which has better reviews, SleepImage or Wesper?

SleepImage is rated higher. SleepImage averages 3.1 out of 5 from 186 ratings, while Wesper averages 2.5 from 104 ratings.

### Do SleepImage or Wesper have ads?

Neither SleepImage nor Wesper shows ads.

### Which is updated more often, SleepImage or Wesper?

SleepImage ships an update monthly, and Wesper every 3 weeks. Most recently, SleepImage was updated on October 29, 2026 and Wesper on October 29, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*