# KARLOS ACADEMY vs Study Timer

The clearest difference is iOS requirement: KARLOS ACADEMY at 16.6 against Study Timer's 18.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

KARLOS ACADEMY ships an update every 2 weeks, Study Timer every 9 days. The most recent releases landed on September 18, 2026 and June 9, 2026 respectively.

## The numbers

| Metric | KARLOS ACADEMY | Study Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 9 days** |
| Size | 47 MB | 61 MB |
| Requires iOS | **16.6** | 18.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Carlos Kayyal](https://appshunter.io/developer/1819248055) | [Crane & Bloom(クレイン&ブルーム)](https://appshunter.io/developer/1856235399) |

## What reviewers say

### KARLOS ACADEMY

[App page](https://appshunter.io/ios/app/karlos-academy/id6746970649)

**In-app purchases:** none


### Study Timer

[App page](https://appshunter.io/ios/app/study-timer-crane-and-bloom/id6755774870)

**In-app purchases:** none


## Frequently asked questions

### Is KARLOS ACADEMY free?

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

### Is Study Timer free?

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

### Do KARLOS ACADEMY or Study Timer have ads?

Neither KARLOS ACADEMY nor Study Timer shows ads.

### Which is updated more often, KARLOS ACADEMY or Study Timer?

KARLOS ACADEMY ships an update every 2 weeks, and Study Timer every 9 days. Most recently, KARLOS ACADEMY was updated on September 18, 2026 and Study Timer on June 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.*