# TTObs vs EPS Assistant

The clearest difference is in-app purchases: TTObs at none against EPS Assistant's 5. TTObs also leads on iOS requirement (11.0 vs 17.6). EPS Assistant's advantage is update cadence (every 4 days vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. EPS Assistant sells 5 in-app purchases, starting at $2.99 per month. TTObs asks for nothing beyond the download.

TTObs ships an update every 4 months, EPS Assistant every 4 days. The most recent releases landed on September 30, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | TTObs | EPS Assistant |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 4 days** |
| Monetization | Free | — |
| Size | 69 MB | 155 MB |
| Requires iOS | **11.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Epsoft](https://appshunter.io/developer/1018847175) | [Francois LIEURY](https://appshunter.io/developer/1355481065) |

## What reviewers say

### TTObs

[App page](https://appshunter.io/ios/app/ttobs/id1019325063)

This educational app analyzes table tennis gameplay, detailing player profiles with stroke types, spin, play zones, and rally counts. It provides comprehensive match statistics for teachers and students.

**Highlights:** Gameplay analysis, Player profile generation, Stroke type tracking, Spin analysis, Play zone mapping, Rally count statistics

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

**In-app purchases:** none


### EPS Assistant

[App page](https://appshunter.io/ios/app/eps-assistant/id6751166795)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Abonnement mensuel | $2.99 | per month |
| Abonnement trimestriel | $4.99 | per 3 months |
| Abonnement annuel | $9.99 | per year |
| Accès Établissement Annuel | $19.99 | one-time |
| EPS Assistant - Accès à vie | $79.99 | one-time |


## Frequently asked questions

### Is TTObs free?

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

### Is EPS Assistant free?

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

### Do TTObs or EPS Assistant have ads?

Neither TTObs nor EPS Assistant shows ads.

### Which is updated more often, TTObs or EPS Assistant?

TTObs ships an update every 4 months, and EPS Assistant every 4 days. Most recently, TTObs was updated on September 30, 2026 and EPS Assistant on October 1, 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.*