# Mental Math Trainer vs ImmersiV XP

The clearest difference is in-app purchases: ImmersiV XP at none against Mental Math Trainer's 9. Mental Math Trainer's advantage is update cadence (every 2 weeks vs every 13 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Mental Math Trainer sells 7 in-app purchases, starting at $2.99 per month. ImmersiV XP asks for nothing beyond the download.

Mental Math Trainer ships an update every 2 weeks, ImmersiV XP every 13 months. The most recent releases landed on September 22, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Mental Math Trainer | ImmersiV XP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (226 ratings)](https://appshunter.io/ios/app/mental-math-trainer-puremath/id684305542/reviews)** | — |
| Number of ratings | **226** | — |
| Positive reviews | 57.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 13 months |
| Monetization | Free with in-app purchases | — |
| Size | 43 MB | 352 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Stoyan Hristov](https://appshunter.io/developer/584595816) | [AJ Lakes Consultancy](https://appshunter.io/developer/1595619523) |

## What reviewers say

### Mental Math Trainer

[App page](https://appshunter.io/ios/app/mental-math-trainer-puremath/id684305542)

Enhance your arithmetic abilities with this app. Practice addition, subtraction, multiplication, and division through engaging games and custom sessions. Track your progress and challenge friends to boost your mental math confidence and speed.

**Highlights:** Addition, subtraction, multiplication, division practice, Math Arcade mode with increasing difficulty, Customizable practice sessions, Memory training games (Find the Pairs), Progress tracking, Game Center integration for challenges

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Access | $2.99 | per month |
| Unlimited Access | $2.99 | per 7 days |
| Unlimited Access | $3.99 | per month |
| Unlimited Access | $9.99 | per year |
| Unlimited Access | $12.99 | per year |
| Unlimited Access | $14.99 | per year |
| Unlock Everything | $17.99 | one-time |

**What reviewers like**

- 🧠 Brain training and mental sharpness
- 👍 Useful for math skills improvement
- 🚀 Fast and easy to use
- ✅ Good for daily practice
- 💡 Gamifies math learning

**What reviewers complain about**

- 💸 Most features are paid/locked
- 💰 Deceptive free version
- 😩 Repetitive questions/levels
- 🐌 Slow animations
- 📱 UI can be improved (keypad style)

**Reported bugs**

- App crashes or doesn't open
- Purchases not unlocking features
- In-app purchase issues
- Timer continues when paused
- Drag response not registering input

**Requested features**

- Option to choose keypad style
- More difficult levels
- Infinite or custom exercise mode
- Dark mode support
- Landscape mode support


### ImmersiV XP

[App page](https://appshunter.io/ios/app/immersiv-xp/id6450367482)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mental Math Trainer free?

Mental Math Trainer is free to download, with in-app purchases available.

### Is ImmersiV XP free?

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

### Do Mental Math Trainer or ImmersiV XP have ads?

Neither Mental Math Trainer nor ImmersiV XP shows ads.

### Which is updated more often, Mental Math Trainer or ImmersiV XP?

Mental Math Trainer ships an update every 2 weeks, and ImmersiV XP every 13 months. Most recently, Mental Math Trainer was updated on September 22, 2026 and ImmersiV XP on September 15, 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.*