Comparison

RETRO FORTH vs API Bot

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

RETRO FORTH

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
Read full description

RETRO FORTH is a concatenative programming language with roots in Forth. Designed to be compact, learnable, and easy to adapt to specific needs, it has been developed and refined through continual use by a small community over more than a decade. Forth is a stack based programming language created in the late 1960's by Chuck Moore. Over the intervening decades it has evolved through use, with many dialects along the way. The Retro dialect was created in the late 1990's, and has been continually developed and supported for over 15 years. It is a structured, imperative stack-based language with modern facilities including quotations and reflection. It features: - latest version of the RETRO language - a code editor using Markdown subset - literate programming style - code is extracted from fenced blocks in Markdown source allowing easy mixing of code and commentary - allows use of unicode & emoji in source & commentary - interactive listener interface for quick interactions - simple console output and text input - editor provides quick access to numbers and symbols - support for fetching textual data from Gopher servers - file manager - documentation browser It also includes documentation and several optional examples.

About

API Bot

This tool empowers mobile developers to build and test APIs directly on their phones. It leverages on-device machine learning to analyze API results, identify patterns, and troubleshoot issues. Organize requests, manage data formats like JSON and XML, and collaborate with your team.

Highlights
  • On-device machine learning for API analysis
  • Build GET, POST, PUT, DELETE requests
  • Manage headers and data
  • Organize and share requests
  • Create and edit JSON/XML files
  • Mobile API development on the go
Features
Read full description

API Bot is a supercharged API development tool for your phone. It now uses machine learning right on your device to help you build better APIs. What this means for you: ∙ Analyze API results: Use machine learning to find patterns, trends, and potential problems in your API responses, all on your phone. ∙ Build any request: Create requests of all types (GET, POST, PUT, DELETE) and manage headers, data, and more with ease. ∙ Mobile development on the go: Build and test APIs from anywhere, right on your phone. ∙ Stay organized: Save your requests in groups and share them with your team. ∙ Work with data: Create and edit JSON and XML files to test responses or mock data for your endpoints. API Bot combines the power of machine learning with a mobile-friendly experience to help you build strong APIs faster.

Screenshots

RETRO FORTH4 screens
API Bot4 screens

Verdict

The call

The clearest difference is review sentiment: API Bot at 100% against RETRO FORTH's 33%. API Bot also leads on rating (4.9 vs 4.4) and ratings volume (17 vs 5). RETRO FORTH's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, update cadence and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. API Bot sells 1 one-off in-app purchase. RETRO FORTH asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

API Bot holds the better App Store score, 4.9 against 4.4. Both are backed by a comparable volume of ratings — 5 and 17 respectively. Written reviews point the same way: 33% of RETRO FORTH's written reviews are positive against 100% of API Bot's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.

Scorecard7 real differences · 3 level
RETRO FORTH versus API Bot: the parameters behind the verdict, then further details
ParameterRETRO FORTHAPI Bot
PriceFreeFree
Rating4.4 (5 ratings)4.9 (17 ratings) — better
Positive reviews33.3% of reviews100.0% of reviews — better
Number of ratings517 — better
Update frequencyMonthlyMonthly
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.4 — better15.5
Further details — not scored
Size4 MB141 MB
Age rating4+4+
DeveloperCharles ChildersRabin Apps LLC

Customer experience

RETRO FORTH

All ratings5 ratings
Positive80.0%
Neutral20.0%
Negative0.0%
Written reviews3 reviews
Positive33.3%
Neutral66.7%
Negative0.0%

API Bot

All ratings17 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews7 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

RETRO FORTH

No in-app purchases

1 purchases

API Bot

One-time1
  • Remove Ads$2.99

Questions

Is RETRO FORTH free?
RETRO FORTH is free to download, with no in-app purchases.
Is API Bot free?
API Bot is free to download, with in-app purchases available.
Which has better reviews, RETRO FORTH or API Bot?
API Bot is rated higher. RETRO FORTH averages 4.4 out of 5 from 5 ratings, while API Bot averages 4.9 from 17 ratings.
Do RETRO FORTH or API Bot have ads?
API Bot shows ads; RETRO FORTH does not.
Which is updated more often, RETRO FORTH or API Bot?
RETRO FORTH ships an update monthly, and API Bot monthly. Most recently, RETRO FORTH was updated on November 2, 2026 and API Bot on November 7, 2026.

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