# One vs Emma Slides

The clearest difference is ads: Emma Slides at none against One's shown. Emma Slides also leads on update cadence (every 3 days vs every 26 months). One's advantage is iOS requirement (12.0 vs 16.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. One sells 1 one-off in-app purchase and Emma Slides sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

One ships an update every 26 months, Emma Slides every 3 days. The most recent releases landed on October 20, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | One | Emma Slides |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (402 ratings)](https://appshunter.io/ios/app/one-touch-draw/id1474978637/reviews)** | — |
| Number of ratings | **402** | — |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 26 months | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 14 MB | 59 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | +4 | 17+ |
| Developer | [Alejandro Castagnolo Martinez](https://appshunter.io/developer/1448413093) | [NovaNext](https://appshunter.io/developer/1285557502) |

## What reviewers say

### One

[App page](https://appshunter.io/ios/app/one-touch-draw/id1474978637)

Challenge your mind with a unique drawing puzzle. Connect all points with a single, unbroken line. Improve your logic and visual reasoning skills across 150 engaging levels.

**Highlights:** Draw with a single line, 150 challenging levels, Improve logic skills, Enhance reasoning, Visual agility training

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ads removal | $1.99 | one-time |


### Emma Slides

[App page](https://appshunter.io/ios/app/emma-slides/id6793634660)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee | $0.99 | one-time |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is One free?

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

### Is Emma Slides free?

Emma Slides is free to download, with in-app purchases available.

### Do One or Emma Slides have ads?

One shows ads; Emma Slides does not.

### Which is updated more often, One or Emma Slides?

One ships an update every 26 months, and Emma Slides every 3 days. Most recently, One was updated on October 20, 2026 and Emma Slides on October 18, 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.*