# ATMS Chrono vs SARK Pay

The clearest difference is in-app purchases: ATMS Chrono at none against SARK Pay's 1. ATMS Chrono also leads on iOS requirement (12.1 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. SARK Pay sells 1 one-off in-app purchase. ATMS Chrono asks for nothing beyond the download.

ATMS Chrono ships an update every 5 months, SARK Pay every 4 months. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ATMS Chrono | SARK Pay |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Size | 125 MB | 43 MB |
| Requires iOS | **12.1** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ALAN Systems Sp. z o.o.](https://appshunter.io/developer/587332970) | [Yurii Sarakhman](https://appshunter.io/developer/1832088729) |

## What reviewers say

### ATMS Chrono

[App page](https://appshunter.io/ios/app/atms-chrono/id1491901981)

**In-app purchases:** none


### SARK Pay

[App page](https://appshunter.io/ios/app/sark-pay-work-hours-tracker/id6760596181)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro — Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is ATMS Chrono free?

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

### Is SARK Pay free?

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

### Do ATMS Chrono or SARK Pay have ads?

Neither ATMS Chrono nor SARK Pay shows ads.

### Which is updated more often, ATMS Chrono or SARK Pay?

ATMS Chrono ships an update every 5 months, and SARK Pay every 4 months. Most recently, ATMS Chrono was updated on November 7, 2026 and SARK Pay on October 31, 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.*