# Pomodoro Timer vs Layers of Knowledge

The clearest difference is in-app purchases: Layers of Knowledge at none against Pomodoro Timer's 4. Layers of Knowledge also leads on ads (none vs shown) and update cadence (every 3 days vs monthly). On price and device support there is nothing between them.

Both are free to download. Pomodoro Timer sells 4 in-app purchases, starting at $0.99 per 7 days. Layers of Knowledge asks for nothing beyond the download.

Pomodoro Timer ships an update monthly, Layers of Knowledge every 3 days. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Pomodoro Timer | Layers of Knowledge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/pomodoro-timer-study-focus/id1552913719/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 5.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 15 MB | 35 MB |
| Requires iOS | 17.6 | **12.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Grima Hdez](https://appshunter.io/developer/1741481582) | [Ismail Bninou](https://appshunter.io/developer/1859447860) |

## What reviewers say

### Pomodoro Timer

[App page](https://appshunter.io/ios/app/pomodoro-timer-study-focus/id1552913719)

This app helps you improve focus and productivity using the Pomodoro technique. It offers customizable work and break intervals with a distraction-free interface to help you manage your time effectively for work or study.

**Highlights:** Customizable Pomodoro and break lengths, Distraction-free minimalistic design, Support for short and long breaks, Time management using the Pomodoro method, Helps improve concentration and reduce stress

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pomodoro Timer Pro Weekly | $0.99 | per 7 days |
| Pomodoro Timer Pro Monthly | $1.99 | per month |
| Pomodoro Timer Pro Yearly | $6.99 | per year |
| Pomodoro Pro Lifetime | $9.99 | one-time |


### Layers of Knowledge

[App page](https://appshunter.io/ios/app/layers-of-knowledge/id6756240314)

**In-app purchases:** none


## Frequently asked questions

### Is Pomodoro Timer free?

Pomodoro Timer is free to download, with in-app purchases available.

### Is Layers of Knowledge free?

Layers of Knowledge is free to download, with no in-app purchases.

### Do Pomodoro Timer or Layers of Knowledge have ads?

Pomodoro Timer shows ads; Layers of Knowledge does not.

### Which is updated more often, Pomodoro Timer or Layers of Knowledge?

Pomodoro Timer ships an update monthly, and Layers of Knowledge every 3 days. Most recently, Pomodoro Timer was updated on October 29, 2026 and Layers of Knowledge on October 28, 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.*