# Learn to recognize the clock vs Bluebird

The clearest difference is price: Bluebird at Free against Learn to recognize the clock's $0.99. Bluebird also leads on update cadence (every 3 months vs every 28 months). Learn to recognize the clock's advantage is in-app purchases (none vs 5) and iOS requirement (11.0 vs 13.0). On ads and device support there is nothing between them.

Bluebird is free to download; Learn to recognize the clock costs $0.99 up front. Bluebird sells 5 in-app purchases, starting at $9.99 per month. Learn to recognize the clock asks for nothing beyond the download.

Learn to recognize the clock ships an update every 28 months, Bluebird every 3 months. The most recent releases landed on October 26, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Learn to recognize the clock | Bluebird |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 28 months | **Every 3 months** |
| Size | 29 MB | 45 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [景琦 孙](https://appshunter.io/developer/1030985695) | [Pronunciator LLC](https://appshunter.io/developer/520228857) |

## What reviewers say

### Learn to recognize the clock

[App page](https://appshunter.io/ios/app/learn-to-recognize-the-clock/id1109949616)

**Features:** Vision Pro support

**In-app purchases:** none


### Bluebird

[App page](https://appshunter.io/ios/app/bluebird-learn-danish/id1582604942)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited languages (1 month) | $9.99 | per month |
| Unlimited languages (1 year) | $99.99 | per year |
| RAPID TEST PRODUCT | $19.99 | one-time |
| One Language Lifetime purchase | $99.00 | one-time |
| Lifetime purchase | $199.99 | one-time |


## Frequently asked questions

### Is Learn to recognize the clock free?

Learn to recognize the clock costs $0.99, with no in-app purchases.

### Is Bluebird free?

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

### Do Learn to recognize the clock or Bluebird have ads?

Neither Learn to recognize the clock nor Bluebird shows ads.

### Which is updated more often, Learn to recognize the clock or Bluebird?

Learn to recognize the clock ships an update every 28 months, and Bluebird every 3 months. Most recently, Learn to recognize the clock was updated on October 26, 2026 and Bluebird on September 22, 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.*