# Quick Math ~ Fast Touch Mental Arithmetic vs RMB Games

The clearest difference is in-app purchases: Quick Math ~ Fast Touch Mental Arithmetic at none against RMB Games's 3. Quick Math ~ Fast Touch Mental Arithmetic also leads on update cadence (every 6 weeks vs every 7 months) and iOS requirement (8.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. RMB Games sells 3 in-app purchases, starting at $4.99 per month. Quick Math ~ Fast Touch Mental Arithmetic asks for nothing beyond the download.

Quick Math ~ Fast Touch Mental Arithmetic ships an update every 6 weeks, RMB Games every 7 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Quick Math ~ Fast Touch Mental Arithmetic | RMB Games |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.2 (262 ratings)](https://appshunter.io/ios/app/rmb-games-toddler-learning/id1496048376/reviews)** |
| Number of ratings | — | **262** |
| Positive reviews | — | 61.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 7 months |
| Monetization | — | Free with in-app purchases |
| Size | 7 MB | 102 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Pruettanon Rattanalaoo](https://appshunter.io/developer/1116872237) | [RMB INVESTMENT COMPANY, INC](https://appshunter.io/developer/1447019266) |

## What reviewers say

### Quick Math ~ Fast Touch Mental Arithmetic

[App page](https://appshunter.io/ios/app/quick-math-fast-touch-mental-arithmetic/id1152477802)

**Features:** macOS Compatibility

**In-app purchases:** none


### RMB Games

[App page](https://appshunter.io/ios/app/rmb-games-toddler-learning/id1496048376)

An engaging educational game designed for toddlers and preschoolers aged 1 year and older. It features over 50 interactive tasks and activities across 15 levels to help children learn letters, numbers, shapes, and colors through fun mini-games and native speaker pronunciation.

**Highlights:** 50+ educational tasks and activities, 15 levels with increasing complexity, Native speaker pronunciation for learning, Teaches numbers, letters, shapes, and colors, Develops reaction and motor skills, Interactive mini-games like 'Smart Hockey' and 'Fast Train'

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Adventure World: 1 Month Access! | $4.99 | per month |
| Adventure World: 1 Year Access! | $39.99 | per year |
| Full version: Baby games | $3.99 | one-time |

**What reviewers like**

- 👍 Great for toddlers
- 👍 Educational value
- 👍 Engaging for kids
- 👍 Fun games
- 👍 Good for learning

**What reviewers complain about**

- 👎 Too many locked games
- 👎 Expensive in-app purchases
- 👎 Limited free games
- 👎 Not fun
- 👎 Annoying pop-ups

**Reported bugs**

- No sound
- Controls are annoying
- Pop-up asking for 5-star rating every couple minutes

**Requested features**

- Add more games
- More free games


## Frequently asked questions

### Is Quick Math ~ Fast Touch Mental Arithmetic free?

Quick Math ~ Fast Touch Mental Arithmetic is free to download, with no in-app purchases.

### Is RMB Games free?

RMB Games is free to download, with in-app purchases available.

### Do Quick Math ~ Fast Touch Mental Arithmetic or RMB Games have ads?

Neither Quick Math ~ Fast Touch Mental Arithmetic nor RMB Games shows ads.

### Which is updated more often, Quick Math ~ Fast Touch Mental Arithmetic or RMB Games?

Quick Math ~ Fast Touch Mental Arithmetic ships an update every 6 weeks, and RMB Games every 7 months. Most recently, Quick Math ~ Fast Touch Mental Arithmetic was updated on October 26, 2026 and RMB Games on October 24, 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.*