# Decrypto vs UnRiddle

The clearest difference is ads: Decrypto at none against UnRiddle's shown. UnRiddle's advantage is iOS requirement (15.0 vs 17.2). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Decrypto sells 8 one-off in-app purchases and UnRiddle sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Decrypto ships an update every 4 days, UnRiddle every 3 days. The most recent releases landed on October 12, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Decrypto | UnRiddle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (123 ratings)](https://appshunter.io/ios/app/decrypto-cipher-cryptograms/id1023872874/reviews)** | — |
| Number of ratings | **123** | — |
| Positive reviews | 85.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 days | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 17 MB | 94 MB |
| Requires iOS | 17.2 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Incognitum, MB](https://appshunter.io/developer/1019812236) | [Penelopa Willmann-Szynalik](https://appshunter.io/developer/1845525765) |

## What reviewers say

### Decrypto

[App page](https://appshunter.io/ios/app/decrypto-cipher-cryptograms/id1023872874)

Engage in a captivating puzzle game where you decode classic ciphers and solve cryptogram word puzzles. This app offers a challenging yet accessible experience for those who enjoy riddles and code-breaking. It's designed for curious minds to train their brains with pure, ad-free fun.

**Highlights:** Decode classic ciphers, Solve cryptogram word puzzles, Break challenging codes, Brain training, VoiceOver support, Ad-free gameplay

**Features:** Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Help Points | $0.99 | one-time |
| 5 Keys | $1.49 | one-time |
| Remove ads | $1.99 | one-time |
| 15 Keys | $3.49 | one-time |
| 30 Keys | $5.49 | one-time |
| Unlimited Keys | $11.49 | one-time |
| Solutions | $14.99 | one-time |
| Solutions & Unlimited Keys | $19.99 | one-time |


### UnRiddle

[App page](https://appshunter.io/ios/app/unriddle/id6754343754)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $2.99 | per month |
| Premium Yearly (Offer) | $14.99 | per year |
| Premium Yearly | $19.99 | per year |


## Frequently asked questions

### Is Decrypto free?

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

### Is UnRiddle free?

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

### Do Decrypto or UnRiddle have ads?

UnRiddle shows ads; Decrypto does not.

### Which is updated more often, Decrypto or UnRiddle?

Decrypto ships an update every 4 days, and UnRiddle every 3 days. Most recently, Decrypto was updated on October 12, 2026 and UnRiddle on September 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.*