# Acorn Pool vs Otoadd Control

The clearest difference is iOS requirement: Acorn Pool at 13.0 against Otoadd Control's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Acorn Pool ships an update fortnightly, Otoadd Control every 3 weeks. The most recent releases landed on September 13, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Acorn Pool | Otoadd Control |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Size | 43 MB | 42 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NINGBO SPLASH POOL APPLIANCE CO., LTD.](https://appshunter.io/developer/1504604564) | [RelaJet Tech (Taiwan) Co., Ltd.](https://appshunter.io/developer/1492983723) |

## What reviewers say

### Acorn Pool

[App page](https://appshunter.io/ios/app/acorn-pool/id6596739350)

**Features:** macOS Compatibility

**In-app purchases:** none


### Otoadd Control

[App page](https://appshunter.io/ios/app/otoadd-control/id6714463154)

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

**In-app purchases:** none


## Frequently asked questions

### Is Acorn Pool free?

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

### Is Otoadd Control free?

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

### Do Acorn Pool or Otoadd Control have ads?

Neither Acorn Pool nor Otoadd Control shows ads.

### Which is updated more often, Acorn Pool or Otoadd Control?

Acorn Pool ships an update fortnightly, and Otoadd Control every 3 weeks. Most recently, Acorn Pool was updated on September 13, 2026 and Otoadd Control on September 19, 2026.

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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.*