# Topos vs Case Math Trainer

The clearest difference is in-app purchases: Case Math Trainer at none against Topos's 2. Case Math Trainer also leads on ratings volume (7 vs 1) and iOS requirement (17.0 vs 26.0). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Topos sells 2 in-app purchases, starting at $5.99 per month. Case Math Trainer asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Topos against 5.0 for Case Math Trainer. That said, the two scores are not equally well evidenced: Case Math Trainer has 7 ratings behind it against 1, so its average is the more settled of the two.

Topos ships an update every 5 days, Case Math Trainer weekly. The most recent releases landed on October 28, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Topos | Case Math Trainer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/topos-ai-memory-palace/id6758406420/reviews) | [5.0 (7 ratings)](https://appshunter.io/ios/app/case-math-trainer/id6794442816/reviews) |
| Number of ratings | 1 | **7** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Weekly |
| Monetization | Freemium | **Free** |
| Size | 8 MB | 3 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Anthem Labs](https://appshunter.io/developer/1883829488) | [James Holm](https://appshunter.io/developer/6794442818) |

## What reviewers say

### Topos

[App page](https://appshunter.io/ios/app/topos-ai-memory-palace/id6758406420)

This app helps you retain information long-term by combining AI-powered flashcard generation with ancient memory techniques like the Memory Palace and spaced repetition. It offers a distraction-free learning environment designed for efficient, permanent understanding.

**Highlights:** AI flashcard generation from text, Memory Palace technique for spatial recall, Spaced repetition (SM-2 algorithm), Customizable memory palaces, Offline study capabilities, Distraction-free design, Progress tracking and statistics

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| topos Pro | $5.99 | per month |
| topos Pro | $49.99 | per year |


### Case Math Trainer

[App page](https://appshunter.io/ios/app/case-math-trainer/id6794442816)

Practice complex arithmetic and problem-solving skills under timed conditions, simulating real-world interview scenarios. Focuses on managing large numbers, identifying setup errors, and interpreting data from various charts. Includes spoken answer practice and adaptive training based on your performance.

**Highlights:** Timed arithmetic sprints with business magnitudes, Zero management drills, Word problems with separate formula scoring, Exhibit reading from charts, Spoken answer practice with speech recognition, Adaptive training based on weaknesses, Private by design, no account or tracking

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

**In-app purchases:** none


## Frequently asked questions

### Is Topos free?

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

### Is Case Math Trainer free?

Case Math Trainer is free to download, with no in-app purchases.

### Which has better reviews, Topos or Case Math Trainer?

Topos and Case Math Trainer are both rated 5.0 out of 5 on the App Store, from 1 and 7 ratings respectively.

### Do Topos or Case Math Trainer have ads?

Neither Topos nor Case Math Trainer shows ads.

### Which is updated more often, Topos or Case Math Trainer?

Topos ships an update every 5 days, and Case Math Trainer weekly. Most recently, Topos was updated on October 28, 2026 and Case Math Trainer on October 20, 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.*