# The Einstein`s Riddle vs Deduce Daily

The clearest difference is ads: The Einstein`s Riddle at none against Deduce Daily's shown. The Einstein`s Riddle also leads on iOS requirement (13.0 vs 17.0). On price, update cadence, 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.

The Einstein`s Riddle ships an update every 3 weeks, Deduce Daily monthly. The most recent releases landed on November 3, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | The Einstein`s Riddle | Deduce Daily |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (28 ratings)](https://appshunter.io/ios/app/the-einsteins-riddle/id1494038665/reviews)** | — |
| Number of ratings | **28** | — |
| Positive reviews | 41.2% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free | — |
| Size | 47 MB | 12 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 12+ |
| Developer | [Rodrigo Daboit](https://appshunter.io/developer/1317514980) | [ZW Studio LLC](https://appshunter.io/developer/1896285113) |

## What reviewers say

### The Einstein`s Riddle

[App page](https://appshunter.io/ios/app/the-einsteins-riddle/id1494038665)

Engage your mind with challenging logic puzzles, including a modern take on the classic 15 Puzzle and the timeless Peg Solitaire. Test your reasoning skills with evolving rules and progressive difficulty across various game modes, designed to keep your brain sharp and active.

**Highlights:** Logic puzzle experience, Slide Puzzle (15 Puzzle), Peg Solitaire, Multiple game modes (Classic, Timer, Challenge), Progressive campaign mode, Modern visuals and animations, Brain training exercises

**Features:** macOS Compatibility

**In-app purchases:** none


### Deduce Daily

[App page](https://appshunter.io/ios/app/deduce-daily-logic-puzzles/id6804332360)

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

**In-app purchases:** none


## Frequently asked questions

### Is The Einstein`s Riddle free?

The Einstein`s Riddle is free to download, with no in-app purchases.

### Is Deduce Daily free?

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

### Do The Einstein`s Riddle or Deduce Daily have ads?

Deduce Daily shows ads; The Einstein`s Riddle does not.

### Which is updated more often, The Einstein`s Riddle or Deduce Daily?

The Einstein`s Riddle ships an update every 3 weeks, and Deduce Daily monthly. Most recently, The Einstein`s Riddle was updated on November 3, 2026 and Deduce Daily on November 10, 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.*