# Easlo Experiments vs One & Three

The clearest difference is update cadence: One & Three at daily against Easlo Experiments's every 3 weeks. One & Three also leads on rating (5.0 vs 4.6) and review sentiment (100% vs 90%). Easlo Experiments's advantage is ratings volume (22 vs 5). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Easlo Experiments sells 1 one-off in-app purchase 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 4.6. Both are backed by a comparable volume of ratings — 22 and 5 respectively. Written reviews point the same way: 90% of Easlo Experiments's written reviews are positive against 100% of One & Three's.

Easlo Experiments ships an update every 3 weeks, One & Three daily. The most recent releases landed on October 15, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Easlo Experiments | One & Three |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (22 ratings)](https://appshunter.io/ios/app/easlo-experiments/id6743023810/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/one-and-three/id6744300646/reviews)** |
| Number of ratings | **22** | 5 |
| Positive reviews | 90.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Daily** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 5 MB | 4 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Easlo Pte. Ltd.](https://appshunter.io/developer/1800901637) | [Scott Curry](https://appshunter.io/developer/1214356980) |

## What reviewers say

### Easlo Experiments

[App page](https://appshunter.io/ios/app/easlo-experiments/id6743023810)

This app encourages an experimenter mindset for personal growth. Track new habits, routines, or products for a set duration, logging progress and observations. Review your trials to decide if they fit your life.

**Highlights:** Set custom experiment frequency and duration, Log progress with notes and photos, Home screen widgets for mindfulness, Assign reminders for experiments, Review and reflect on experiment outcomes

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Experiments Pro | $9.99 | 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 Easlo Experiments free?

Easlo Experiments 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, Easlo Experiments or One & Three?

One & Three is rated higher. Easlo Experiments averages 4.6 out of 5 from 22 ratings, while One & Three averages 5.0 from 5 ratings.

### Do Easlo Experiments or One & Three have ads?

Neither Easlo Experiments nor One & Three shows ads.

### Which is updated more often, Easlo Experiments or One & Three?

Easlo Experiments ships an update every 3 weeks, and One & Three daily. Most recently, Easlo Experiments was updated on October 15, 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.*