# Simple Sleep vs HIIT Note

The clearest difference is ads: HIIT Note at none against Simple Sleep's shown. Simple Sleep's advantage is update cadence (weekly vs every 2 months) and iOS requirement (15.1 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Simple Sleep sells 4 in-app purchases, starting at $2.99 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.

Simple Sleep ships an update weekly, HIIT Note every 2 months. The most recent releases landed on October 6, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Simple Sleep | HIIT Note |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/simple-sleep-minimal-tracker/id6758269412/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 55 MB | 6 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ANJI, LLC](https://appshunter.io/developer/1860836126) | [Hiroki Okazaki](https://appshunter.io/developer/1887790290) |

## What reviewers say

### Simple Sleep

[App page](https://appshunter.io/ios/app/simple-sleep-minimal-tracker/id6758269412)

Easily monitor your sleep patterns with a minimalist tracker. Understand your rest duration, bedtime, and wake-up times with simple one-tap logging. Set sleep goals and view comprehensive insights, all while prioritizing your privacy with on-device data processing.

**Highlights:** Effortless one-tap sleep tracking, Comprehensive sleep insights and data, Personalized sleep goal setting, Battery-friendly design, Live Activities and Dynamic Island integration, Apple Health synchronization, Privacy-first, on-device data processing

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Super Simple Sleep (1 Month) | $2.99 | per month |
| Super Simple Sleep (6 Months) | $6.99 | per 6 months |
| Super Simple Sleep (1 Year) | $9.69 | per year |
| Super Simple Sleep (Lifetime) | $16.99 | 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 Simple Sleep free?

Simple Sleep 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 Simple Sleep or HIIT Note have ads?

Simple Sleep shows ads; HIIT Note does not.

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

Simple Sleep ships an update weekly, and HIIT Note every 2 months. Most recently, Simple Sleep was updated on October 6, 2026 and HIIT Note on October 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.*