# Cryptarithms vs Lehrer Lämpel

The clearest difference is device support: Cryptarithms at 3 against Lehrer Lämpel's 1. Lehrer Lämpel's advantage is price ($0.99 vs $1.99) and iOS requirement (9.3 vs 12.0). On update cadence, ads and in-app purchases there is nothing between them.

Cryptarithms costs $1.99 and Lehrer Lämpel $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Cryptarithms ships an update every 41 months, Lehrer Lämpel every 38 months. The most recent releases landed on October 8, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Cryptarithms | Lehrer Lämpel |
| --- | --- | --- |
| Price | $1.99 | **$0.99** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cryptarithms/id609736978/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 41 months | **Every 38 months** |
| Monetization | Paid | — |
| Size | 7 MB | 5 MB |
| Requires iOS | 12.0 | **9.3** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Roman Koksharov](https://appshunter.io/developer/700716922) | [Claus Zinn](https://appshunter.io/developer/889016868) |

## 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


### Lehrer Lämpel

[App page](https://appshunter.io/ios/app/lehrer-lampel-digit-squares/id948600535)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cryptarithms free?

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

### Is Lehrer Lämpel free?

Lehrer Lämpel costs $0.99, with no in-app purchases.

### Do Cryptarithms or Lehrer Lämpel have ads?

Neither Cryptarithms nor Lehrer Lämpel shows ads.

### Which is updated more often, Cryptarithms or Lehrer Lämpel?

Cryptarithms ships an update every 41 months, and Lehrer Lämpel every 38 months. Most recently, Cryptarithms was updated on October 8, 2026 and Lehrer Lämpel on October 2, 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.*