# Futoshiki Today vs Calcudoku

The clearest difference is in-app purchases: Calcudoku at none against Futoshiki Today's 1. Calcudoku also leads on rating (5.0 vs 4.8) and device support (3 vs 1). Futoshiki Today's advantage is ads (none vs shown) and update cadence (every 6 days vs every 3 weeks). On price and ratings volume there is nothing between them.

Both are free to download. Futoshiki Today sells 1 in-app purchase, starting at $1.99 per month. Calcudoku asks for nothing beyond the download.

Calcudoku holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 4 and 4 respectively.

Futoshiki Today ships an update every 6 days, Calcudoku every 3 weeks. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Futoshiki Today | Calcudoku |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (4 ratings)](https://appshunter.io/ios/app/futoshiki-today/id6740991239/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/calcudoku-math-logic-puzzles/id6772270032/reviews)** |
| Number of ratings | 4 | 4 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 6 days** | Every 3 weeks |
| Monetization | Freemium | **Ad-supported** |
| Size | 4 MB | 104 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [iqobi, LLC](https://appshunter.io/developer/1763935452) | [LogicSmith](https://appshunter.io/developer/6772270034) |

## What reviewers say

### Futoshiki Today

[App page](https://appshunter.io/ios/app/futoshiki-today/id6740991239)

Engage in daily logic puzzles that sharpen your mind. Learn the rules with a guided tutorial and share your progress with friends. It's a relaxing mental exercise perfect for any time of day.

**Highlights:** Daily logic puzzle challenges, Interactive tutorial for beginners, Share puzzle progress with friends, Relaxing mental exercise, Unique number placement rules

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $1.99 | per month |


### Calcudoku

[App page](https://appshunter.io/ios/app/calcudoku-math-logic-puzzles/id6772270032)

This logic puzzle game offers a unique approach to learning how to solve number grids. Instead of simply revealing answers, it provides intelligent, step-by-step guidance on logical strategies and note-taking to help you master the puzzles.

**Highlights:** Intelligent step-by-step explanations, Optional auto notes for cages, Intuitive note-taking interface, Variety of arithmetic operations, Grids for all skill levels, Offline-first architecture, Dark mode support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Futoshiki Today free?

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

### Is Calcudoku free?

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

### Which has better reviews, Futoshiki Today or Calcudoku?

Calcudoku is rated higher. Futoshiki Today averages 4.8 out of 5 from 4 ratings, while Calcudoku averages 5.0 from 4 ratings.

### Do Futoshiki Today or Calcudoku have ads?

Calcudoku shows ads; Futoshiki Today does not.

### Which is updated more often, Futoshiki Today or Calcudoku?

Futoshiki Today ships an update every 6 days, and Calcudoku every 3 weeks. Most recently, Futoshiki Today was updated on October 30, 2026 and Calcudoku on November 5, 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.*