# SmartSlide vs One Left

The clearest difference is update cadence: SmartSlide at every 5 days against One Left's monthly. SmartSlide also leads on iOS requirement (15.6 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SmartSlide ships an update every 5 days, One Left monthly. The most recent releases landed on November 5, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | SmartSlide | One Left |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/smartslide/id6749494336/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Monthly |
| Monetization | Free | — |
| Size | 2 MB | 14 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Chaithanya Tangellapalli](https://appshunter.io/developer/1829232216) | [Alexandre Brotto Rangel da Silva](https://appshunter.io/developer/1868933438) |

## What reviewers say

### SmartSlide

[App page](https://appshunter.io/ios/app/smartslide/id6749494336)

A modern take on the classic 15-puzzle, offering customizable grid sizes and timed modes. Challenge yourself with this engaging number puzzle, perfect for quick brain teasers or competitive play.

**Highlights:** Customizable grid sizes (3x3, 4x4, 5x5), Timed and untimed modes, Multiple tile color themes, Persistent high score tracking, One-tap victory sharing, Adaptive UI for portrait/landscape

**Features:** macOS Compatibility

**In-app purchases:** none


### One Left

[App page](https://appshunter.io/ios/app/one-left-peg-solitaire/id6757789359)

**In-app purchases:** none


## Frequently asked questions

### Is SmartSlide free?

SmartSlide is free to download, with no in-app purchases.

### Is One Left free?

One Left is free to download, with no in-app purchases.

### Do SmartSlide or One Left have ads?

Neither SmartSlide nor One Left shows ads.

### Which is updated more often, SmartSlide or One Left?

SmartSlide ships an update every 5 days, and One Left monthly. Most recently, SmartSlide was updated on November 5, 2026 and One Left 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.*