# RETRO FORTH vs Framework Markup Language

RETRO FORTH and Framework Markup Language are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

RETRO FORTH ships an update monthly, Framework Markup Language every 3 weeks. The most recent releases landed on October 16, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | RETRO FORTH | Framework Markup Language |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (5 ratings)](https://appshunter.io/ios/app/retro-forth/id1170943580/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 4 MB | 121 MB |
| Requires iOS | **12.4** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Charles Childers](https://appshunter.io/developer/900749636) | [Jeff Olajos](https://appshunter.io/developer/1629916142) |

## What reviewers say

### RETRO FORTH

[App page](https://appshunter.io/ios/app/retro-forth/id1170943580)

A compact and adaptable concatenative programming language designed for ease of learning and customization. It features a code editor, interactive listener, and support for Gopher servers, allowing for flexible development.

**Highlights:** Concatenative programming language, Code editor with Markdown subset, Literate programming style, Interactive listener interface, Gopher server data fetching, File manager, Documentation browser

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

**In-app purchases:** none


### Framework Markup Language

[App page](https://appshunter.io/ios/app/framework-markup-language/id1629916140)

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

**In-app purchases:** none


## Frequently asked questions

### Is RETRO FORTH free?

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

### Is Framework Markup Language free?

Framework Markup Language is free to download, with no in-app purchases.

### Do RETRO FORTH or Framework Markup Language have ads?

Neither RETRO FORTH nor Framework Markup Language shows ads.

### Which is updated more often, RETRO FORTH or Framework Markup Language?

RETRO FORTH ships an update monthly, and Framework Markup Language every 3 weeks. Most recently, RETRO FORTH was updated on October 16, 2026 and Framework Markup Language on October 1, 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.*