# pi pulse vs Ambient Timer

The clearest difference is in-app purchases: pi pulse at none against Ambient Timer's 1. Ambient Timer's advantage is iOS requirement (16.6 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. Ambient Timer sells 1 one-off in-app purchase. pi pulse asks for nothing beyond the download.

## The numbers

| Metric | pi pulse | Ambient Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Size | 4 MB | 193 MB |
| Requires iOS | 18.6 | **16.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jademind GmbH](https://appshunter.io/developer/1375242416) | [Chisato Ohori](https://appshunter.io/developer/1896613589) |

## What reviewers say

### pi pulse

[App page](https://appshunter.io/ios/app/pi-pulse/id6759630191)

**Features:** macOS Compatibility

**In-app purchases:** none


### Ambient Timer

[App page](https://appshunter.io/ios/app/ambient-timer/id6768889515)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Unlimited | $2.99 | one-time |


## Frequently asked questions

### Is pi pulse free?

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

### Is Ambient Timer free?

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

### Do pi pulse or Ambient Timer have ads?

Neither pi pulse nor Ambient Timer 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.*