# promi$er vs OneTh1ng

The clearest difference is in-app purchases: OneTh1ng at none against promi$er's 5. OneTh1ng also leads on iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. promi$er sells 5 one-off in-app purchases. OneTh1ng asks for nothing beyond the download.

## The numbers

| Metric | promi$er | OneTh1ng |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Monetization | — | Free |
| Size | 3 MB | 26 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [Dongha Lee](https://appshunter.io/developer/1617947285) | [Franci Penov](https://appshunter.io/developer/1636160798) |

## What reviewers say

### promi$er

[App page](https://appshunter.io/ios/app/promier/id6740737772)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| very low fine | $0.29 | one-time |
| low fine | $0.99 | one-time |
| medium fine | $7.99 | one-time |
| high fine | $29.99 | one-time |
| very high fine | $99.99 | one-time |


### OneTh1ng

[App page](https://appshunter.io/ios/app/oneth1ng/id6758261026)

This app enforces focus by allowing only one task at a time. Attempting to add a new task will delete the existing one permanently. Tasks are automatically deleted if neglected for too long, encouraging completion.

**Highlights:** Single task focus, Permanent task deletion, Automatic task removal, Consequence-driven productivity, Simple interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is promi$er free?

promi$er is free to download, with in-app purchases available.

### Is OneTh1ng free?

OneTh1ng is free to download, with no in-app purchases.

### Do promi$er or OneTh1ng have ads?

Neither promi$er nor OneTh1ng 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.*