# Automatic Sleep Tracker vs Sleep Pact

The clearest difference is price: Sleep Pact at Free against Automatic Sleep Tracker's $2.99. Sleep Pact also leads on update cadence (monthly vs every 3 months). Automatic Sleep Tracker's advantage is in-app purchases (none vs 5) and device support (4 vs 2). On ads there is nothing between them.

Sleep Pact is free to download; Automatic Sleep Tracker costs $2.99 up front. Sleep Pact sells 5 in-app purchases, starting at $1.99 per month. Automatic Sleep Tracker asks for nothing beyond the download.

Automatic Sleep Tracker ships an update every 3 months, Sleep Pact monthly. The most recent releases landed on September 12, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Automatic Sleep Tracker | Sleep Pact |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Size | 2 MB | 19 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [泳诗 陈](https://appshunter.io/developer/1548283802) | [俊辰 黎](https://appshunter.io/developer/1813083979) |

## What reviewers say

### Automatic Sleep Tracker

[App page](https://appshunter.io/ios/app/automatic-sleep-tracker/id6740508199)

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

**In-app purchases:** none


### Sleep Pact

[App page](https://appshunter.io/ios/app/sleep-pact/id6752843093)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Membership | $1.99 | per month |
| Annual Membership | $9.99 | per year |
| Health Energy +10,000 | $0.99 | one-time |
| Health Energy +100,000 | $3.99 | one-time |
| Lifetime Membership | $12.99 | one-time |


## Frequently asked questions

### Is Automatic Sleep Tracker free?

Automatic Sleep Tracker costs $2.99, with no in-app purchases.

### Is Sleep Pact free?

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

### Do Automatic Sleep Tracker or Sleep Pact have ads?

Neither Automatic Sleep Tracker nor Sleep Pact shows ads.

### Which is updated more often, Automatic Sleep Tracker or Sleep Pact?

Automatic Sleep Tracker ships an update every 3 months, and Sleep Pact monthly. Most recently, Automatic Sleep Tracker was updated on September 12, 2026 and Sleep Pact on September 9, 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.*