# Called It App vs Rule

The clearest difference is in-app purchases: Called It App at none against Rule's 1. Called It App also leads on ads (none vs shown). Rule's advantage is update cadence (every 3 weeks vs every 4 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Rule sells 1 in-app purchase, starting at $2.99 per month. Called It App asks for nothing beyond the download.

Called It App ships an update every 4 months, Rule every 3 weeks. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Called It App | Rule |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Size | 38 MB | 45 MB |
| Requires iOS | 15.1 | **15.0.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Loop_HA](https://appshunter.io/developer/1665427503) | [SEIICHI MIYAKO](https://appshunter.io/developer/6777005672) |

## What reviewers say

### Called It App

[App page](https://appshunter.io/ios/app/called-it-app/id6759445118)

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

**In-app purchases:** none


### Rule

[App page](https://appshunter.io/ios/app/rule-base/id6777624808)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rule-Base Pro | $2.99 | per month |


## Frequently asked questions

### Is Called It App free?

Called It App is free to download, with no in-app purchases.

### Is Rule free?

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

### Do Called It App or Rule have ads?

Rule shows ads; Called It App does not.

### Which is updated more often, Called It App or Rule?

Called It App ships an update every 4 months, and Rule every 3 weeks. Most recently, Called It App was updated on October 28, 2026 and Rule on October 31, 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.*