# iSleeper vs Somno

The clearest difference is rating: Somno at 4.6 against iSleeper's 3.3. Somno also leads on ratings volume (27 vs 7). iSleeper's advantage is monetization model (freemium vs subscription) and device support (4 vs 2). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. iSleeper sells 3 in-app purchases, starting at $1.99 per month and Somno sells 6 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Somno holds the better App Store score, 4.6 against 3.3. Both are backed by a comparable volume of ratings — 7 and 27 respectively. Written reviews point the same way: 89% of iSleeper's written reviews are positive against 94% of Somno's.

iSleeper ships an update every 3 weeks, Somno fortnightly. The most recent releases landed on November 12, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | iSleeper | Somno |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (7 ratings)](https://appshunter.io/ios/app/isleeper-sleep-tracker/id1622341132/reviews) | **[4.6 (27 ratings)](https://appshunter.io/ios/app/somno-ai-sleep-tracker/id6504674988/reviews)** |
| Number of ratings | 7 | **27** |
| Positive reviews | 89.2% of reviews | **93.8% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | **Freemium** | Subscription |
| Size | 72 MB | 50 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [镇坚 陈](https://appshunter.io/developer/1086447259) | [Remix Design Studio](https://appshunter.io/developer/1708137028) |

## What reviewers say

### iSleeper

[App page](https://appshunter.io/ios/app/isleeper-sleep-tracker/id1622341132)

This app monitors sleep cycles and records sleep sounds using neural network algorithms. It features a smart alarm clock with light sleep wake-up and voice control, and provides comprehensive sleep statistics. Recordings are stored locally for privacy.

**Highlights:** Sleep cycle analysis, Snore and sleep talk recording, Smart alarm with light sleep wake-up, Voice control for snooze, Comprehensive sleep statistics, Automatic sleep tracking with Apple Watch

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Yearly | $9.99 | per year |
| Lifetime Pro | $24.99 | one-time |


### Somno

[App page](https://appshunter.io/ios/app/somno-ai-sleep-tracker/id6504674988)

This app monitors your sleep using AI and smart wearables, providing detailed analysis and science-based improvement plans. It features a smart alarm, nap tracking, and app locking to enhance sleep hygiene. Visualize your sleep patterns and understand how daily habits impact your rest.

**Highlights:** AI sleep analysis and improvement plans, Smart wake-up alarm during light sleep, Accurate nap tracking, App lock for bedtime discipline, Sleep heatmap calendar, Sleep energy score, Automatic sleep tracking with wearables

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Somno Pro Monthly | $3.99 | per month |
| Somno Pro Yearly | $17.99 | per year |
| Somno Pro Yearly | $29.99 | per year |
| Somno Pro Lifetime(Early Bird) | $29.99 | one-time |
| Somno Pro Lifetime(Angel User) | $29.99 | one-time |
| Somno Pro Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is iSleeper free?

iSleeper is free to download, with in-app purchases available.

### Is Somno free?

Somno is free to download, with in-app purchases available.

### Which has better reviews, iSleeper or Somno?

Somno is rated higher. iSleeper averages 3.3 out of 5 from 7 ratings, while Somno averages 4.6 from 27 ratings.

### Do iSleeper or Somno have ads?

Neither iSleeper nor Somno shows ads.

### Which is updated more often, iSleeper or Somno?

iSleeper ships an update every 3 weeks, and Somno fortnightly. Most recently, iSleeper was updated on November 12, 2026 and Somno on November 8, 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.*