# Skillfy vs 1ISL Challenge

The clearest difference is update cadence: 1ISL Challenge at every 2 days against Skillfy's every 4 weeks. Skillfy's advantage is iOS requirement (13.0 vs 15.1). 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.

Skillfy ships an update every 4 weeks, 1ISL Challenge every 2 days. The most recent releases landed on October 6, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Skillfy | 1ISL Challenge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 2 days** |
| Size | 98 MB | 33 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rami Reddy](https://appshunter.io/developer/1669752562) | [1EQ Edutech Private Limited](https://appshunter.io/developer/1711167252) |

## What reviewers say

### Skillfy

[App page](https://appshunter.io/ios/app/skillfy/id1669752560)

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

**In-app purchases:** none


### 1ISL Challenge

[App page](https://appshunter.io/ios/app/1isl-challenge/id6742008806)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Skillfy free?

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

### Is 1ISL Challenge free?

1ISL Challenge is free to download, with no in-app purchases.

### Do Skillfy or 1ISL Challenge have ads?

Neither Skillfy nor 1ISL Challenge shows ads.

### Which is updated more often, Skillfy or 1ISL Challenge?

Skillfy ships an update every 4 weeks, and 1ISL Challenge every 2 days. Most recently, Skillfy was updated on October 6, 2026 and 1ISL Challenge on September 30, 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.*