# Shift vs Cadence Intervals

The clearest difference is in-app purchases: Shift at none against Cadence Intervals's 1. Cadence Intervals's advantage is iOS requirement (16.0 vs 26). On price, ads and device support there is nothing between them.

Both are free to download. Cadence Intervals sells 1 one-off in-app purchase. Shift asks for nothing beyond the download.

## The numbers

| Metric | Shift | Cadence Intervals |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | — |
| Size | 30 MB | 8 MB |
| Requires iOS | 26 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jorick van Meijeren](https://appshunter.io/developer/1882811593) | [婉 唐](https://appshunter.io/developer/1555503576) |

## What reviewers say

### Shift

[App page](https://appshunter.io/ios/app/shift-workout-interval-timer/id6805132734)

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

**In-app purchases:** none


### Cadence Intervals

[App page](https://appshunter.io/ios/app/cadence-intervals/id6809324929)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Interval Timer Pro | $4.99 | one-time |


## Frequently asked questions

### Is Shift free?

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

### Is Cadence Intervals free?

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

### Do Shift or Cadence Intervals have ads?

Neither Shift nor Cadence Intervals shows ads.

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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.*