# Flet vs Code Block

The clearest difference is ads: Flet at none against Code Block's shown. Flet also leads on update cadence (every 6 weeks vs every 3 months) and device support (3 vs 1). On price and in-app purchases there is nothing between them.

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

Flet ships an update every 6 weeks, Code Block every 3 months. The most recent releases landed on September 29, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Flet | Code Block |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (9 ratings)](https://appshunter.io/ios/app/flet/id1624979699/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 87.5% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | Free | — |
| Size | 203 MB | 5 MB |
| Requires iOS | **13.0** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Appveyor Systems Inc.](https://appshunter.io/developer/1624979701) | [CREATIVE JOO Inc.](https://appshunter.io/developer/909637278) |

## What reviewers say

### Flet

[App page](https://appshunter.io/ios/app/flet/id1624979699)

This app allows developers to instantly preview and test their Python-based Flet applications on iOS devices. It connects to local or hosted Flet apps, enabling real-time UI updates without the need for rebuilding or publishing. This streamlines the development workflow for creating cross-platform applications.

**Highlights:** Real-time preview on iOS, Test local or hosted apps, Instant UI updates, Single Python codebase, Cross-platform development

**Features:** Vision Pro support

**In-app purchases:** none


### Code Block

[App page](https://appshunter.io/ios/app/code-block-code-sharing/id6447305023)

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

**In-app purchases:** none


## Frequently asked questions

### Is Flet free?

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

### Is Code Block free?

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

### Do Flet or Code Block have ads?

Code Block shows ads; Flet does not.

### Which is updated more often, Flet or Code Block?

Flet ships an update every 6 weeks, and Code Block every 3 months. Most recently, Flet was updated on September 29, 2026 and Code Block 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.*