# OTTO vs Saving Roll

The clearest difference is ads: OTTO at none against Saving Roll's shown. OTTO also leads on iOS requirement (10.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | OTTO | Saving Roll |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 2 months |
| Size | 93 MB | 30 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nena Celeste UG haftungsbeschrankt](https://appshunter.io/developer/1506820533) | [Kenichi Suzuki](https://appshunter.io/developer/1839103594) |

## What reviewers say

### OTTO

[App page](https://appshunter.io/ios/app/otto-random-choice-picker/id1582403538)

**Features:** macOS Compatibility

**In-app purchases:** none


### Saving Roll

[App page](https://appshunter.io/ios/app/saving-roll-ttrpg-dice-roller/id6474643514)

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

**In-app purchases:** none


## Frequently asked questions

### Is OTTO free?

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

### Is Saving Roll free?

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

### Do OTTO or Saving Roll have ads?

Saving Roll shows ads; OTTO 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.*