# Decode & Deduce: Cryptogram — Word Puzzles, Mystery Cases

> Word Puzzles, Mystery Cases (iPhone/iPad app by 玉霞 卢.)

- Source: https://appshunter.io/ios/app/decode-and-deduce-cryptogram/id6818985417 (this page in markdown: same URL + `.md`)
- Developer: [玉霞 卢](https://appshunter.io/developer/6815957066)
- Category: Games, Puzzle, Word
- Price: Free with in-app purchases
- Age rating: 17+
- Requires: iOS 17.0 · 85 MB
- Languages: American English, Chinese (Simplified, China)
- Released: 2026-10-28
- Data updated: 2026-11-10

## What is Decode & Deduce?

Decode & Deduce is a cryptogram mystery game. Decode substitution-letter messages, read the evidence, and choose the conclusion that fits each case.

Start with the original 10 cases, which remain free.

Case Pack 1 contains 51 mysteries with 153 cryptogram puzzles. Unlock the pack with one purchase, including all hints, replays, and updates to these cases. There is no subscription. Future case packs are separate.

Already own Case Pack 1? The 30 newly added cases are included with your existing purchase.

The app uses English.

To restore an owned pack, open Settings and tap Restore Purchases. Restoring purchases unlocks owned cases; it does not recover local puzzle progress.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Case Pack 1 | $2.99 | one-time |


## Is Decode & Deduce safe?

Not enough ratings yet to assess Decode & Deduce.

## Is Decode & Deduce legit?

Decode & Deduce: Cryptogram appears legitimate, with a few gaps. The AppsHunter Legitimacy Score for Decode & Deduce is 65 out of 100 points across 7 verification signals from App Store and developer data.


## Version history (last 4 releases)

### 1.2.1 — 2026-11-10

Case Pack 1 now includes 51 mysteries and 153 cryptogram puzzles, with 30 new cases added in this update. Already own the pack? All 30 additions are included with your existing purchase. The original 10 cases remain free. The app is in English.

### 1.2 — 2026-11-02

Case Pack 1 grows with 10 new mysteries and 30 additional cryptogram puzzles. The pack now contains 21 cases and 63 puzzles.

The added cases are included for existing Case Pack 1 owners. No second purchase is needed.

The original 10 cases remain free.

### 1.1 — 2026-10-31

Case Pack 1 adds 11 new mysteries and 33 cryptogram puzzles, available with one purchase. All hints and replays for these cases are included.

The original 10 cases remain free. Version 1.1 uses English throughout the app.

### 1.0 — 2026-10-28

No release notes.

## More apps by 玉霞 卢

- [Tidy Treats: Packing Puzzle](https://appshunter.io/ios/app/tidy-treats-packing-puzzle/id6829187131)
- [Picky Campers: Logic Puzzles](https://appshunter.io/ios/app/picky-campers-logic-puzzles/id6829199852)
- [Bus Sort: Fill & Go](https://appshunter.io/ios/app/bus-sort-fill-and-go/id6829427159)
- [Cat Rescue: Cozy Puzzles](https://appshunter.io/ios/app/cat-rescue-cozy-puzzles/id6831635977)

All apps by 玉霞 卢: https://appshunter.io/developer/6815957066

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-11-10.*