# Decoder vs Yalan Dedektifi

The clearest difference is ads: Decoder at none against Yalan Dedektifi's shown. Decoder also leads on iOS requirement (7.0 vs 13.0). Yalan Dedektifi's advantage is update cadence (daily vs every 7 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Decoder ships an update every 7 months, Yalan Dedektifi daily. The most recent releases landed on October 20, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Decoder | Yalan Dedektifi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.2 (5 ratings)](https://appshunter.io/ios/app/decoder/id294816947/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Daily** |
| Monetization | Free | — |
| Size | 1 MB | 26 MB |
| Requires iOS | **7.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Edwin Hou](https://appshunter.io/developer/292240393) | [SERKAN TAPAC](https://appshunter.io/developer/1859259022) |

## What reviewers say

### Decoder

[App page](https://appshunter.io/ios/app/decoder/id294816947)

This app assists players in solving the Mastermind logic game. It helps narrow down possible solutions by analyzing your guesses and their scores. Continue inputting your game progress until only one solution remains.

**Highlights:** Mastermind game solver, Input guesses and scores, Reduces possible solutions, Guides to single solution

**Features:** macOS Compatibility

**In-app purchases:** none


### Yalan Dedektifi

[App page](https://appshunter.io/ios/app/yalan-dedektifi/id6763345993)

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

**In-app purchases:** none


## Frequently asked questions

### Is Decoder free?

Decoder is free to download, with no in-app purchases.

### Is Yalan Dedektifi free?

Yalan Dedektifi is free to download, with no in-app purchases.

### Do Decoder or Yalan Dedektifi have ads?

Yalan Dedektifi shows ads; Decoder does not.

### Which is updated more often, Decoder or Yalan Dedektifi?

Decoder ships an update every 7 months, and Yalan Dedektifi daily. Most recently, Decoder was updated on October 20, 2026 and Yalan Dedektifi on October 6, 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.*