Focus Blocks vs Koku
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Focus Blocks
Read full descriptionHide full description
Pomodoro Day helps you break your day into manageable focus sessions โ plan sessions at start of the day, take one session at a time, and stay focused and calm. No multitasking. No overwhelm. Plan Structure your day before it starts. Add sessions with custom durations and tags. See your calendar events alongside your focus blocks so nothing collides. Focus Start a session and the timer takes over. A mindfulness bell marks the end. Take a break, then move to the next one. Track See where your time actually goes. Daily, weekly, and monthly views show patterns by tag โ so you can adjust tomorrow based on today. What makes it different โข Planning-first โ this isn't just a timer, it's a day planner โข Calendar sync โ see Outlook, Gmail, and Apple Calendar events inline โข Focus music โ play background music from your Apple Music library โข iCloud sync โ your sessions, across all your Apple devices. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Koku
Read full descriptionHide full description
Koku is a focus timer for deep work. Focus. Rest. Repeat. Set your own session lengths or use the classic rhythm - twenty-five minutes of focus, five minutes of rest, a longer break every four sessions. Each minute is a dot. Watch them fill. - No accounts. - No streaks. - No subscriptions. Just time, and the work in front of you. Add Koku to your Home Screen for quick access - start, pause, and skip sessions right from the widget. Keep the timer visible on your lock screen with Live Activities. Koku also includes an Apple Watch companion app that works with the iPhone app, so you can check your timer and control sessions from your wrist. Designed for iPhone, with an Apple Watch companion. Light and dark mode. Works in any language. Koku (ๅป) is the Japanese word for a moment of time.
Screenshots
Verdict
The clearest difference is in-app purchases: Koku at none against Focus Blocks's 2. On price, update cadence, ads and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Focus Blocks sells 2 in-app purchases, starting at $4.99 per year. Koku asks for nothing beyond the download.
Focus Blocks ships an update every 2 days, Koku every 3 days. The most recent releases landed on September 8, 2026 and July 22, 2026 respectively.
| Parameter | Focus Blocks | Koku |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days โ better | Every 3 days |
| Ads | No | No |
| In-app purchases | Yes | No โ better |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Requires iOS | 26.0 โ better | 26.4 |
| Further details โ not scored | ||
| Size | 9 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Mohit Mehta | Rodolfo Alberto Lopez Terriquez |
In-app purchases
Focus Blocks
- Pomodoro Annual Pro7 Days trial$4.991 Year
- Pro Unlock$4.99
Koku
No in-app purchases





