# Bigstt vs ScreenFast

The clearest difference is in-app purchases: Bigstt at none against ScreenFast's 3. Bigstt also leads on iOS requirement (15.1 vs 18.2). ScreenFast's advantage is update cadence (fortnightly vs every 6 weeks). On price, ads and device support there is nothing between them.

Both are free to download. ScreenFast sells 3 in-app purchases, starting at $3.99 per month. Bigstt asks for nothing beyond the download.

Bigstt ships an update every 6 weeks, ScreenFast fortnightly. The most recent releases landed on September 27, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Bigstt | ScreenFast |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (26 ratings)](https://appshunter.io/ios/app/screenfast/id6743364997/reviews)** |
| Number of ratings | — | **26** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Monetization | — | Freemium |
| Size | 42 MB | 25 MB |
| Requires iOS | **15.1** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Meril Life Sciences Private Limited](https://appshunter.io/developer/1314910567) | [Easlo Pte. Ltd.](https://appshunter.io/developer/1800901637) |

## What reviewers say

### Bigstt

[App page](https://appshunter.io/ios/app/bigstt/id6743151836)

**Features:** macOS Compatibility

**In-app purchases:** none


### ScreenFast

[App page](https://appshunter.io/ios/app/screenfast/id6743364997)

This app helps you block distracting applications and websites to improve focus. It features a timer to track blocking duration and timed breaks to help you regain concentration. Review your history to monitor progress in managing screen time.

**Highlights:** Block distracting apps and websites, Focus timer with duration tracking, Timed breaks with automatic resume, Screen time history and progress tracking, Customizable blocking sessions

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ScreenFast Pro Monthly | $3.99 | per month |
| ScreenFast Pro Yearly | $19.99 | per year |
| ScreenFast Pro Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is Bigstt free?

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

### Is ScreenFast free?

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

### Do Bigstt or ScreenFast have ads?

Neither Bigstt nor ScreenFast shows ads.

### Which is updated more often, Bigstt or ScreenFast?

Bigstt ships an update every 6 weeks, and ScreenFast fortnightly. Most recently, Bigstt was updated on September 27, 2026 and ScreenFast on October 9, 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.*