# Shift Alarm vs FlexAlarm

The clearest difference is update cadence: FlexAlarm at every 3 days against Shift Alarm's weekly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Shift Alarm ships an update weekly, FlexAlarm every 3 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Shift Alarm | FlexAlarm |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Size | 19 MB | 3 MB |
| Requires iOS | 26.1 | 26.1 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Joao Paulo Ferreira da Luz](https://appshunter.io/developer/6798815193) | [Ismail Galdi](https://appshunter.io/developer/6808257163) |

## What reviewers say

### Shift Alarm

[App page](https://appshunter.io/ios/app/shift-alarm-auto-clock/id6798815191)

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

**In-app purchases:** none


### FlexAlarm

[App page](https://appshunter.io/ios/app/flexalarm-shift-alarm-clock/id6817701083)

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

**In-app purchases:** none


## Frequently asked questions

### Is Shift Alarm free?

Shift Alarm is free to download, with no in-app purchases.

### Is FlexAlarm free?

FlexAlarm is free to download, with no in-app purchases.

### Do Shift Alarm or FlexAlarm have ads?

Neither Shift Alarm nor FlexAlarm shows ads.

### Which is updated more often, Shift Alarm or FlexAlarm?

Shift Alarm ships an update weekly, and FlexAlarm every 3 days. Most recently, Shift Alarm was updated on October 31, 2026 and FlexAlarm 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.*