# S.D Timer vs Autolyse

The clearest difference is in-app purchases: S.D Timer at none against Autolyse's 1. S.D Timer also leads on device support (3 vs 1) and iOS requirement (15.0 vs 26.2). Autolyse's advantage is ads (none vs shown). On price there is nothing between them.

Both are free to download. Autolyse sells 1 one-off in-app purchase. S.D Timer asks for nothing beyond the download.

## The numbers

| Metric | S.D Timer | Autolyse |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Every 2 months |
| Size | 4 MB | 2 MB |
| Requires iOS | **15.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [oran kamelgarn](https://appshunter.io/developer/1884948105) | [Charith Perera](https://appshunter.io/developer/1854264019) |

## What reviewers say

### S.D Timer

[App page](https://appshunter.io/ios/app/sd-timer/id6760845675)

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

**In-app purchases:** none


### Autolyse

[App page](https://appshunter.io/ios/app/autolyse-sourdough-tracker/id6762701501)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Autolyse Pro | $6.99 | one-time |


## Frequently asked questions

### Is S.D Timer free?

S.D Timer is free to download, with no in-app purchases.

### Is Autolyse free?

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

### Do S.D Timer or Autolyse have ads?

S.D Timer shows ads; Autolyse does not.

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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.*