# ShiftSleep vs SleepShift

The clearest difference is rating: SleepShift at 5.0 against ShiftSleep's 3.5. On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. ShiftSleep sells 3 in-app purchases, starting at $6.99 per month and SleepShift sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

SleepShift holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Both ship on a similar rhythm, roughly fortnightly. Both last shipped on October 24, 2026.

## The numbers

| Metric | ShiftSleep | SleepShift |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (2 ratings)](https://appshunter.io/ios/app/shiftsleep-shift-work-sleep/id6758877311/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sleepshift-night-shift-sleep/id6760953945/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Freemium | Free with in-app purchases |
| Size | 25 MB | 7 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [阳 李](https://appshunter.io/developer/1809752863) | [YUECEL CELIK](https://appshunter.io/developer/1886932004) |

## What reviewers say

### ShiftSleep

[App page](https://appshunter.io/ios/app/shiftsleep-shift-work-sleep/id6758877311)

This app helps shift workers optimize sleep and recovery by providing personalized schedules for sleeping, waking, and caffeine intake. It also offers driving safety alerts, fatigue tracking, and a library of sleep sounds. Features include timed reminders and shift management tools.

**Highlights:** Personalized sleep and wake times, Caffeine cutoff reminders, Driving safety alerts, Fatigue tracking and recovery planner, Extensive sleep sound library, Shift schedule management, Guided breathing sessions

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ShiftSleep Monthly | $6.99 | per month |
| ShiftSleep Yearly | $39.99 | per year |
| ShiftSleep Lifetime | $99.99 | one-time |


### SleepShift

[App page](https://appshunter.io/ios/app/sleepshift-night-shift-sleep/id6760953945)

This app helps shift workers optimize their sleep by calculating personalized sleep windows based on their unique schedules. It offers guidance on light exposure, caffeine, and naps, with features like lock screen widgets and Apple Health integration.

**Highlights:** Personalized optimal sleep windows, Home and lock screen widgets, Live Activity for Dynamic Island, Light exposure guidance, Caffeine and melatonin timing, Pre-shift nap recommendations, Apple Health integration

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SleepShift Pro | $5.99 | per month |
| Pro Annual | $34.99 | per year |


## Frequently asked questions

### Is ShiftSleep free?

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

### Is SleepShift free?

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

### Which has better reviews, ShiftSleep or SleepShift?

SleepShift is rated higher. ShiftSleep averages 3.5 out of 5 from 2 ratings, while SleepShift averages 5.0 from 1 ratings.

### Do ShiftSleep or SleepShift have ads?

Neither ShiftSleep nor SleepShift shows ads.

### Which is updated more often, ShiftSleep or SleepShift?

ShiftSleep ships an update fortnightly, and SleepShift fortnightly. Most recently, ShiftSleep was updated on October 24, 2026 and SleepShift on October 24, 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.*