# Mental Math vs Hashi Bridges

The clearest difference is update cadence: Hashi Bridges at every 4 days against Mental Math's every 3 months. Hashi Bridges also leads on price ($0.99 vs $2.99). Mental Math's advantage is chart position (#55 vs unranked) and review sentiment (90% vs 80%). On ads, in-app purchases and device support there is nothing between them.

Mental Math costs $2.99 and Hashi Bridges $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Mental Math ships an update every 3 months, Hashi Bridges every 4 days. Both last shipped on October 27, 2026.

## The numbers

| Metric | Mental Math | Hashi Bridges |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| Rating | **[4.7 (45 ratings)](https://appshunter.io/ios/app/mental-math-arithmetic-quiz/id305627630/reviews)** | — |
| Number of ratings | **45** | — |
| Positive reviews | **90.2% of reviews** | 80.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 days** |
| Monetization | **Free** | Paid |
| Best chart rank | **#55** | — |
| Size | 22 MB | 48 MB |
| Requires iOS | **10.3** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Trilliarden Entertainment GmbH](https://appshunter.io/developer/1121555076) | [Fischer Dynamics](https://appshunter.io/developer/1742924268) |

## What reviewers say

### Mental Math

[App page](https://appshunter.io/ios/app/mental-math-arithmetic-quiz/id305627630)

**Currently charting:** #55 Top Paid · Trivia (US App Store)

Enhance your calculation skills with a variety of math exercises and difficulty levels. This brain training game offers engaging practice in arithmetic, percentages, Roman numerals, and more. It's designed to be fun and effective for all ages.

**Highlights:** Multiple exercise categories, Adjustable difficulty levels, Time limit options, Order of operations practice, Multiplication table drills, Roman numeral exercises

**In-app purchases:** none

**What reviewers like**

- 👍 Basic but essential
- 👍 Great morning workout
- 👍 Fun for any ages
- 👍 Fun app
- 👍 Great Practice!

**What reviewers complain about**

- 🐛 Negative number selection
- 🐛 Negative Symbol not operating

**Reported bugs**

- The app has stopped functioning in iOS 8
- The keypad was changed around, which is confusing

**Requested features**

- Expand the difficulty of the problems
- Better randomizer as there are a lot of repeats
- Add tutorials on how the calculations are made
- Allow users to create their own image library
- Add a scoring mechanism based on time, correct answers and difficulty


### Hashi Bridges

[App page](https://appshunter.io/ios/app/hashi-bridges/id6499255207)

Engage in a unique hexagonal puzzle game where you connect islands with bridges. This app challenges your logical deduction skills with daily fresh puzzles and timed modes.

**Highlights:** Hexagonal grid gameplay, Island connection puzzles, Logical deduction challenges, Timed challenges, Daily fresh puzzles, Level and global highscores

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

**In-app purchases:** none


## Frequently asked questions

### Is Mental Math free?

Mental Math costs $2.99, with no in-app purchases.

### Is Hashi Bridges free?

Hashi Bridges costs $0.99, with no in-app purchases.

### Do Mental Math or Hashi Bridges have ads?

Neither Mental Math nor Hashi Bridges shows ads.

### Which is updated more often, Mental Math or Hashi Bridges?

Mental Math ships an update every 3 months, and Hashi Bridges every 4 days. Most recently, Mental Math was updated on October 27, 2026 and Hashi Bridges on October 27, 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.*