Contagious Development

Building Tools That Inspire.

Atlas

Atlas offers a powerful writing and idea collection environment that brings structure to your work without getting in the way. Combining project organization, versatile canvases, and markdown support in one beautifully native app, Atlas is designed to foster creativity and creation.

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Available for macOS, iPad, and iPhone

A simple project manager for simple developers. Designed as a way to escape expensive and complicated management systems, Fox Issue Tracker strives to be an effective tool at keeping projects in order.

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Available for macOS, iPad, and iPhone

Track your Workouts

Benchmark is a fitness companion to support your workout journey. Log and automatically set rest times during sessions, create routines for frequent workouts, and dive into your workout history to witness your achievements and stay motivated as you stack weight and add time to your exercises.

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Recent Releases

1.6.2

Continuous Editor Typewriter/Focus + Canvas Tuneups

August 19, 2026

This release focuses on rounding out the Typewriter and Focus support by adding them to Continuous Mode, and a heap of minor updates, many focused on canvas edge cases.

Atlas

1.6.1

Document History Comparisons and Typewriter Improvements

August 5, 2026

Atlas 1.6.1 expands document version history, letting you compare and export past versions of your document and brings round of Typewriter Scrolling fixes and refinements, and many other bug fixes.

Atlas

1.6

Focus Mode, Typewriter Scrolling, and Customized Fonts

August 1, 2026

Several new writing features for the markdown editing and overall experience: Focus mode, typewriter scrolling during typing, and customizable editor fonts.

Atlas

Contagious Development

Atlas

Fox Issue Tracker

Benchmark﻿iOS

Track your Workouts

Recent Releases

BenchmarkiOS