# KLOCK vs Tempo study timer

The clearest difference is update cadence: KLOCK at daily against Tempo study timer's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

KLOCK ships an update daily, Tempo study timer fortnightly. The most recent releases landed on September 13, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | KLOCK | Tempo study timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Fortnightly |
| Size | 102 MB | 81 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Chanwoo Seong](https://appshunter.io/developer/1135679194) | [Daihun Kim](https://appshunter.io/developer/1881549980) |

## What reviewers say

### KLOCK

[App page](https://appshunter.io/ios/app/klock-focus-pacemaker/id6758343693)

**Features:** macOS Compatibility

**In-app purchases:** none


### Tempo study timer

[App page](https://appshunter.io/ios/app/tempo-study-timer/id6759906734)

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

**In-app purchases:** none


## Frequently asked questions

### Is KLOCK free?

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

### Is Tempo study timer free?

Tempo study timer is free to download, with no in-app purchases.

### Do KLOCK or Tempo study timer have ads?

Neither KLOCK nor Tempo study timer shows ads.

### Which is updated more often, KLOCK or Tempo study timer?

KLOCK ships an update daily, and Tempo study timer fortnightly. Most recently, KLOCK was updated on September 13, 2026 and Tempo study timer on September 17, 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.*