# Flashio vs Emberlock

The clearest difference is in-app purchases: Emberlock at none against Flashio's 5. Emberlock also leads on ads (none vs shown) and update cadence (weekly vs every 2 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Flashio sells 5 in-app purchases, starting at $4.99 per 7 days. Emberlock asks for nothing beyond the download.

Flashio ships an update every 2 weeks, Emberlock weekly. The most recent releases landed on October 11, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Flashio | Emberlock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/emberlock-study-app-blocker/id6794241545/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | — | Free |
| Size | 27 MB | 21 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Niklas Amslgruber](https://appshunter.io/developer/1783776037) | [Tom Nguyen](https://appshunter.io/developer/6794241547) |

## What reviewers say

### Flashio

[App page](https://appshunter.io/ios/app/flashio-flashcards-and-blocker/id6760467787)

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flashio Pro (Weekly) | $4.99 | per 7 days |
| Flashio Pro (Weekly) | $4.99 | per 7 days |
| Flashio Pro (Monthly) | $9.99 | per month |
| Flashio Pro (Monthly) | $9.99 | per month |
| Flashio Pro (Annual) | $34.99 | per year |


### Emberlock

[App page](https://appshunter.io/ios/app/emberlock-study-app-blocker/id6794241545)

Earn back access to distracting apps by completing quick study quizzes or physical exercises. This app helps you build focus and maintain streaks by creating a small challenge before unlocking your chosen applications for a set period.

**Highlights:** Block distracting apps, Earn screen time via quizzes, Earn screen time via exercise, Customizable unlock duration, Daily streak tracking, Offline study content, Uses Apple Screen Time

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

**In-app purchases:** none


## Frequently asked questions

### Is Flashio free?

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

### Is Emberlock free?

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

### Do Flashio or Emberlock have ads?

Flashio shows ads; Emberlock does not.

### Which is updated more often, Flashio or Emberlock?

Flashio ships an update every 2 weeks, and Emberlock weekly. Most recently, Flashio was updated on October 11, 2026 and Emberlock on October 13, 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.*