# Find Missing in Subtraction vs Languan

The clearest difference is update cadence: Languan at every 3 days against Find Missing in Subtraction's every 121 months. Find Missing in Subtraction's advantage is iOS requirement (10.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Find Missing in Subtraction sells 1 one-off in-app purchase and Languan sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Find Missing in Subtraction ships an update every 121 months, Languan every 3 days. Both last shipped on October 20, 2026.

## The numbers

| Metric | Find Missing in Subtraction | Languan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/find-missing-in-subtraction/id1078068895/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 121 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 110 MB | 27 MB |
| Requires iOS | **10.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Blooming Kids Software LLC](https://appshunter.io/developer/501015942) | [cenk yilmaz](https://appshunter.io/developer/1891957142) |

## What reviewers say

### Find Missing in Subtraction

[App page](https://appshunter.io/ios/app/find-missing-in-subtraction/id1078068895)

This educational app helps children practice subtraction skills. It presents problems with missing numbers and offers interactive feedback. Users can customize settings like problem layout and number selection, and track progress through detailed reports.

**Highlights:** Interactive subtraction problems, Customizable problem layout (vertical/horizontal), Optional answer prompts, Random number generation, Congratulatory animations, Progress tracking and reports, Test mode

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Finding Missing Number in Subtraction | $3.99 | one-time |


### Languan

[App page](https://appshunter.io/ios/app/languan-language-learning/id6762097616)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Super Languan Pro Weekly | $2.99 | per 7 days |
| Languan Pro Monthly | $7.99 | per month |
| Languan Pro Yearly | $34.99 | per year |


## Frequently asked questions

### Is Find Missing in Subtraction free?

Find Missing in Subtraction is free to download, with in-app purchases available.

### Is Languan free?

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

### Do Find Missing in Subtraction or Languan have ads?

Neither Find Missing in Subtraction nor Languan shows ads.

### Which is updated more often, Find Missing in Subtraction or Languan?

Find Missing in Subtraction ships an update every 121 months, and Languan every 3 days. Most recently, Find Missing in Subtraction was updated on October 20, 2026 and Languan on October 20, 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.*