# Work Assignment Sheet vs Obi

The clearest difference is in-app purchases: Obi at none against Work Assignment Sheet's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Work Assignment Sheet sells 1 in-app purchase, starting at $2.99 per month. Obi asks for nothing beyond the download.

## The numbers

| Metric | Work Assignment Sheet | Obi |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Size | 19 MB | 7 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [WEBDIA INC.](https://appshunter.io/developer/1271616115) | [Daisaku Seto](https://appshunter.io/developer/1889853807) |

## What reviewers say

### Work Assignment Sheet

[App page](https://appshunter.io/ios/app/work-assignment-sheet/id6773725560)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO | $2.99 | per month |


### Obi

[App page](https://appshunter.io/ios/app/obi-yomi/id6780187534)

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

**In-app purchases:** none


## Frequently asked questions

### Is Work Assignment Sheet free?

Work Assignment Sheet is free to download, with in-app purchases available.

### Is Obi free?

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

### Do Work Assignment Sheet or Obi have ads?

Neither Work Assignment Sheet nor Obi 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.*