# Sleep Cycle vs Dawnlog

The clearest difference is chart position: Sleep Cycle at #48 against Dawnlog's unranked. Sleep Cycle also leads on device support (3 vs 1) and iOS requirement (16.2 vs 18.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Sleep Cycle sells 9 in-app purchases, starting at $2.99 per month and Dawnlog sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on November 13, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Sleep Cycle | Dawnlog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (32K ratings)](https://appshunter.io/ios/app/sleep-cycle-tracker-and-sounds/id320606217/reviews)** | — |
| Number of ratings | **32K** | — |
| Positive reviews | 39.6% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | Freemium | — |
| Best chart rank | **#48** | — |
| Size | 306 MB | 2 MB |
| Requires iOS | **16.2** | 18.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sleep Cycle AB](https://appshunter.io/developer/320606220) | [Nenad Jovic](https://appshunter.io/developer/6808178029) |

## What reviewers say

### Sleep Cycle

[App page](https://appshunter.io/ios/app/sleep-cycle-tracker-and-sounds/id320606217)

**Currently charting:** #48 Top Grossing · Health & Fitness, #89 Top Free · Health & Fitness (US App Store)

This app uses sound analysis to track sleep patterns and improve rest. It features an AI sleep coach, a smart alarm that wakes you during light sleep, and tools to identify issues like snoring. Gain insights into your sleep and build healthier habits for more energized days.

**Highlights:** AI sleep coach, Smart Alarm clock, Sound-based sleep tracking, Snoring and cough detection, Sleep sounds library, Long-term sleep pattern analysis

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sleep Cycle Premium | $2.99 | per month |
| Premium | $9.99 | per year |
| Premium | $11.99 | per year |
| Premium | $19.99 | per year |
| Sleep Cycle Premium | $19.99 | per year |
| Premium | $29.99 | per year |
| Premium | $34.99 | per year |
| Premium: Unlock all features | $39.99 | per year |
| Sleep Cycle Premium | $57.99 | per year |

**What reviewers like**

- 🚀 Accurate sleep tracking
- 👍 Gentle alarm wakes you up during light sleep
- 📊 Detailed sleep data and insights
- 🌙 Soothing sleep aid sounds

**What reviewers complain about**

- 🐛 Alarm not always reliable, sometimes doesn't go off
- 🔋 High battery drain, especially on Apple Watch
- 💰 Expensive subscription model, limited free features
- 📉 Inaccurate sleep tracking in some cases

**Reported bugs**

- App crashes or stops recording sleep randomly
- Inconsistent time zone handling, causing alarm issues
- Microphone issues, unable to detect certain sounds

**Requested features**

- Ability to edit sleep data and notes
- Nap tracking and power nap functionality
- More customization options for alarms and sleep aid
- Improved integration with Apple Health and other devices


### Dawnlog

[App page](https://appshunter.io/ios/app/dawnlog-sleep-diary/id6820545909)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dawnlog Pro | $8.99 | one-time |


## Frequently asked questions

### Is Sleep Cycle free?

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

### Is Dawnlog free?

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

### Do Sleep Cycle or Dawnlog have ads?

Neither Sleep Cycle nor Dawnlog shows ads.

### Which is updated more often, Sleep Cycle or Dawnlog?

Sleep Cycle ships an update weekly, and Dawnlog weekly. Most recently, Sleep Cycle was updated on November 13, 2026 and Dawnlog on November 6, 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.*