# EPS Impact vs TiersTempsChronos

The clearest difference is price: TiersTempsChronos at Free against EPS Impact's $3.99. TiersTempsChronos also leads on iOS requirement (12.0 vs 16.2). On update cadence, ads, in-app purchases and device support there is nothing between them.

TiersTempsChronos is free to download; EPS Impact costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

EPS Impact ships an update every 9 days, TiersTempsChronos fortnightly. The most recent releases landed on October 6, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | EPS Impact | TiersTempsChronos |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Fortnightly |
| Size | 3 MB | 26 MB |
| Requires iOS | 16.2 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Francois LIEURY](https://appshunter.io/developer/1355481065) | [David SELIE](https://appshunter.io/developer/583709290) |

## What reviewers say

### EPS Impact

[App page](https://appshunter.io/ios/app/eps-impact/id6470763816)

**Features:** macOS Compatibility

**In-app purchases:** none


### TiersTempsChronos

[App page](https://appshunter.io/ios/app/tierstempschronos/id6752511865)

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

**In-app purchases:** none


## Frequently asked questions

### Is EPS Impact free?

EPS Impact costs $3.99, with no in-app purchases.

### Is TiersTempsChronos free?

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

### Do EPS Impact or TiersTempsChronos have ads?

Neither EPS Impact nor TiersTempsChronos shows ads.

### Which is updated more often, EPS Impact or TiersTempsChronos?

EPS Impact ships an update every 9 days, and TiersTempsChronos fortnightly. Most recently, EPS Impact was updated on October 6, 2026 and TiersTempsChronos on October 9, 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.*