# Sleep Ledger vs HIIT Note

The clearest difference is update cadence: Sleep Ledger at every 9 days against HIIT Note's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Sleep Ledger sells 4 in-app purchases, starting at $4.99 per month and HIIT Note sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Sleep Ledger ships an update every 9 days, HIIT Note every 2 months. Both last shipped on October 31, 2026.

## The numbers

| Metric | Sleep Ledger | HIIT Note |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sleep-ledger-debt-tracker/id6759897307/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 months |
| Monetization | Freemium | — |
| Size | 8 MB | 6 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, Apple Watch** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Takumi Kanzaki](https://appshunter.io/developer/1820952468) | [Hiroki Okazaki](https://appshunter.io/developer/1887790290) |

## What reviewers say

### Sleep Ledger

[App page](https://appshunter.io/ios/app/sleep-ledger-debt-tracker/id6759897307)

This app analyzes your sleep data from Apple Health to calculate your sleep debt and provides a personalized daily plan to help you recover. It offers insights into sleep quality and a clear path to reaching your sleep goals.

**Highlights:** Sleep debt calculation, Personalized recovery plan, Quality-weighted sleep score, Calendar-based schedule, Lock screen widgets, On-device processing, Siri Shortcuts

**Features:** Apple Watch app

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $4.99 | per month |
| SleepLegder Premium (3Months) | $11.99 | per 3 months |
| Annual | $29.99 | per year |
| Lifetime | $79.99 | one-time |


### HIIT Note

[App page](https://appshunter.io/ios/app/hiit-note/id6800796415)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HIIT Note Premium Monthly | $0.99 | per month |
| HIIT Note Premium Yearly | $11.99 | per year |


## Frequently asked questions

### Is Sleep Ledger free?

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

### Is HIIT Note free?

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

### Do Sleep Ledger or HIIT Note have ads?

Neither Sleep Ledger nor HIIT Note shows ads.

### Which is updated more often, Sleep Ledger or HIIT Note?

Sleep Ledger ships an update every 9 days, and HIIT Note every 2 months. Most recently, Sleep Ledger was updated on October 31, 2026 and HIIT Note on October 31, 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.*