# Cryptarithms vs Terminal Drill

The clearest difference is price: Terminal Drill at Free against Cryptarithms's $1.99. Terminal Drill also leads on update cadence (monthly vs every 41 months). Cryptarithms's advantage is in-app purchases (none vs 1) and iOS requirement (12.0 vs 17.0). On ads and device support there is nothing between them.

Terminal Drill is free to download; Cryptarithms costs $1.99 up front. Terminal Drill sells 1 one-off in-app purchase. Cryptarithms asks for nothing beyond the download.

Cryptarithms ships an update every 41 months, Terminal Drill monthly. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Cryptarithms | Terminal Drill |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cryptarithms/id609736978/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 41 months | **Monthly** |
| Monetization | Paid | — |
| Size | 7 MB | 28 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Roman Koksharov](https://appshunter.io/developer/700716922) | [Richard Ziolkowski](https://appshunter.io/developer/1895455279) |

## What reviewers say

### Cryptarithms

[App page](https://appshunter.io/ios/app/cryptarithms/id609736978)

Solve challenging mathematical puzzles where letters represent digits in arithmetic equations. This app offers 90 cryptarithms with translations into six languages, requiring only basic math and logical reasoning skills.

**Highlights:** Letter-to-digit substitution puzzles, Logical reasoning challenges, Arithmetic equality solving, 90 unique cryptarithms, Translations into 6 languages

**Features:** macOS Compatibility

**In-app purchases:** none


### Terminal Drill

[App page](https://appshunter.io/ios/app/terminal-drill/id6763718668)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Terminal Drill - Full Access | $3.99 | one-time |


## Frequently asked questions

### Is Cryptarithms free?

Cryptarithms costs $1.99, with no in-app purchases.

### Is Terminal Drill free?

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

### Do Cryptarithms or Terminal Drill have ads?

Neither Cryptarithms nor Terminal Drill shows ads.

### Which is updated more often, Cryptarithms or Terminal Drill?

Cryptarithms ships an update every 41 months, and Terminal Drill monthly. Most recently, Cryptarithms was updated on October 8, 2026 and Terminal Drill on October 24, 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.*