# Shiftrest vs ShiftRhythm

The clearest difference is update cadence: ShiftRhythm at every 2 days against Shiftrest's every 2 weeks. ShiftRhythm also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Shiftrest sells 3 in-app purchases, starting at $1.99 per 7 days and ShiftRhythm sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Shiftrest ships an update every 2 weeks, ShiftRhythm every 2 days. The most recent releases landed on September 23, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Shiftrest | ShiftRhythm |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Monetization | — | Free with in-app purchases |
| Size | 14 MB | 16 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [EMRE KEP](https://appshunter.io/developer/1881732853) | [Jaeyoun Kim](https://appshunter.io/developer/6772886377) |

## What reviewers say

### Shiftrest

[App page](https://appshunter.io/ios/app/shiftrest-shift-sleep-planner/id6760971127)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $1.99 | per 7 days |
| Monthly | $3.99 | per month |
| Yearly | $24.99 | per year |


### ShiftRhythm

[App page](https://appshunter.io/ios/app/shiftrhythm-shift-sleep/id6776639759)

This app helps night shift workers optimize their sleep and light exposure based on their unique roster. It provides personalized guidance for sleep, naps, and light timing to align with your body clock and manage sleep debt.

**Highlights:** Personalized sleep and nap timing, Light exposure guidance, Circadian rhythm dial, Sleep score and debt tracking, Roster presets and custom schedules, Apple Watch app and widgets

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Yearly | $14.99 | per year |
| Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is Shiftrest free?

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

### Is ShiftRhythm free?

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

### Do Shiftrest or ShiftRhythm have ads?

Neither Shiftrest nor ShiftRhythm shows ads.

### Which is updated more often, Shiftrest or ShiftRhythm?

Shiftrest ships an update every 2 weeks, and ShiftRhythm every 2 days. Most recently, Shiftrest was updated on September 23, 2026 and ShiftRhythm on September 21, 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.*