# RuleMining2A vs OneMind

The clearest difference is in-app purchases: OneMind at none against RuleMining2A's 1. OneMind also leads on update cadence (daily vs monthly) and device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. RuleMining2A sells 1 one-off in-app purchase. OneMind asks for nothing beyond the download.

RuleMining2A ships an update monthly, OneMind daily. The most recent releases landed on September 7, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | RuleMining2A | OneMind |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Daily** |
| Size | 28 MB | 52 MB |
| Requires iOS | 16.1 | **15.5** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Chu-Yi Chang](https://appshunter.io/developer/943416679) | [Joel Castro](https://appshunter.io/developer/1705575787) |

## What reviewers say

### RuleMining2A

[App page](https://appshunter.io/ios/app/rulemining2a/id6451235610)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Data Cap | $1.99 | one-time |


### OneMind

[App page](https://appshunter.io/ios/app/onemind-collective-mind/id6503327046)

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

**In-app purchases:** none


## Frequently asked questions

### Is RuleMining2A free?

RuleMining2A is free to download, with in-app purchases available.

### Is OneMind free?

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

### Do RuleMining2A or OneMind have ads?

Neither RuleMining2A nor OneMind shows ads.

### Which is updated more often, RuleMining2A or OneMind?

RuleMining2A ships an update monthly, and OneMind daily. Most recently, RuleMining2A was updated on September 7, 2026 and OneMind on September 10, 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.*