# Focus Timer vs One & Three

The clearest difference is rating: One & Three at 5.0 against Focus Timer's 4.3. One & Three also leads on update cadence (daily vs fortnightly) and review sentiment (100% vs 80%). Focus Timer's advantage is ratings volume (17 vs 5). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Focus Timer sells 5 in-app purchases, starting at $2.99 per month and One & Three sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

One & Three holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 17 and 5 respectively. Written reviews point the same way: 80% of Focus Timer's written reviews are positive against 100% of One & Three's.

Focus Timer ships an update fortnightly, One & Three daily. Both last shipped on October 4, 2026.

## The numbers

| Metric | Focus Timer | One & Three |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (17 ratings)](https://appshunter.io/ios/app/focus-timer-studious/id6642672538/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/one-and-three/id6744300646/reviews)** |
| Number of ratings | **17** | 5 |
| Positive reviews | 80.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Daily** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 39 MB | 4 MB |
| Requires iOS | 26.0 | **17.6** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Florent Perillat](https://appshunter.io/developer/1861519651) | [Scott Curry](https://appshunter.io/developer/1214356980) |

## What reviewers say

### Focus Timer

[App page](https://appshunter.io/ios/app/focus-timer-studious/id6642672538)

Enhance focus and build productive habits with a tool that integrates a calendar, timer, and app blocker. Plan your day, track your time, and block distractions to reduce mental load and improve presence.

**Highlights:** Integrates with Apple Calendar, Creates focus timers from events, Standalone focus timer option, App blocking (scheduled and spontaneous), Supports ADHD and neurodivergent minds, Reduces mental load

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Monthly | $4.99 | per month |
| Yearly | $19.99 | per year |
| Yearly | $29.99 | per year |
| Lifetime | $49.99 | one-time |


### One & Three

[App page](https://appshunter.io/ios/app/one-and-three/id6744300646)

This productivity app helps you focus on your most important tasks with a simple, minimalist design. It limits your daily focus to one main task and up to three supporting tasks, reducing overwhelm and decision fatigue.

**Highlights:** Focus on one main task daily, Add up to three supporting tasks, Minimalist and calming design, Quick entry with no distractions, Simple gestures and intuitive flow, Reduces decision fatigue

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small | $1.99 | one-time |
| Medium | $4.99 | one-time |
| Large | $9.99 | one-time |
| Extra-Large | $24.99 | one-time |


## Frequently asked questions

### Is Focus Timer free?

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

### Is One & Three free?

One & Three is free to download, with in-app purchases available.

### Which has better reviews, Focus Timer or One & Three?

One & Three is rated higher. Focus Timer averages 4.3 out of 5 from 17 ratings, while One & Three averages 5.0 from 5 ratings.

### Do Focus Timer or One & Three have ads?

Neither Focus Timer nor One & Three shows ads.

### Which is updated more often, Focus Timer or One & Three?

Focus Timer ships an update fortnightly, and One & Three daily. Most recently, Focus Timer was updated on October 4, 2026 and One & Three on October 4, 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.*