# Learn to write letters vs CaQ Arithmetic Premium

The clearest difference is price: CaQ Arithmetic Premium at $1.99 against Learn to write letters's $2.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

Learn to write letters costs $2.99 and CaQ Arithmetic Premium $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Learn to write letters ships an update every 14 months, CaQ Arithmetic Premium every 10 months. The most recent releases landed on September 14, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Learn to write letters | CaQ Arithmetic Premium |
| --- | --- | --- |
| Price | $2.99 | **$1.99** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 10 months** |
| Size | 1.3 GB | 43 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Juf Jannie](https://appshunter.io/developer/434699273) | [Manus Breuking](https://appshunter.io/developer/942279297) |

## What reviewers say

### Learn to write letters

[App page](https://appshunter.io/ios/app/learn-to-write-letters/id1459871532)

**Features:** macOS Compatibility

**In-app purchases:** none


### CaQ Arithmetic Premium

[App page](https://appshunter.io/ios/app/caq-arithmetic-premium/id1499393915)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Learn to write letters free?

Learn to write letters costs $2.99, with no in-app purchases.

### Is CaQ Arithmetic Premium free?

CaQ Arithmetic Premium costs $1.99, with no in-app purchases.

### Do Learn to write letters or CaQ Arithmetic Premium have ads?

Neither Learn to write letters nor CaQ Arithmetic Premium shows ads.

### Which is updated more often, Learn to write letters or CaQ Arithmetic Premium?

Learn to write letters ships an update every 14 months, and CaQ Arithmetic Premium every 10 months. Most recently, Learn to write letters was updated on September 14, 2026 and CaQ Arithmetic Premium on September 7, 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.*