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Cosmovex

Every app we ship.

Focused Android apps for people who build things. Each one does a single job well — free, offline-first, zero accounts.

23 apps25,000+ installs★ 4.5 avg$0 forever
WebEva: Build Websites & Code icon
WebEva: Build Websites & Code
// web development

Build websites from your phone.

★ 4.45K+ installs
Install freeiOSDetails →
DevBuddy: Offline Dev Toolkit icon
DevBuddy: Offline Dev Toolkit
// developer tools

Your pocket developer toolkit.

free · no account
Install freeDetails →
ShellPilot - Batch SSH Client icon
ShellPilot - Batch SSH Client
// devops & servers

SSH terminal & SFTP on the go.

1K+ installs
Install freeiOSDetails →
API Client -REST & HTTP Tester icon
API Client -REST & HTTP Tester
// api testing

Test APIs anywhere, anytime.

500+ installs
Install freeDetails →
HTML Viewer & Editor - Code icon
HTML Viewer & Editor - Code
// code editor

View & edit HTML on mobile.

★ 4.61K+ installs
Install freeDetails →
JSON Editor - Viewer & Format icon
JSON Editor - Viewer & Format
// data tools

View, edit & format JSON instantly.

500+ installs
Install freeDetails →
SQLite Editor & SQL Learner icon
SQLite Editor & SQL Learner
// data tools

Manage SQLite databases on mobile.

★ 5.01K+ installs
Install freeDetails →
Python IDE - Offline Compiler icon
Python IDE - Offline Compiler
// code editor

Write and run Python on your phone.

★ 4.11K+ installs
Install freeDetails →
Java & Kotlin Compiler IDE icon
Java & Kotlin Compiler IDE
// code editor

Write and run Java on your phone.

★ 4.41K+ installs
Install freeDetails →
PDF Viewer & Editor - AI icon
PDF Viewer & Editor - AI
// productivity

Edit, convert & sign PDFs on mobile.

★ 4.91K+ installs
Install freeDetails →
XML Viewer & Editor icon
XML Viewer & Editor
// data tools

View, edit & validate XML on mobile.

5K+ installs
Install freeDetails →
Open CSV — Viewer & Editor icon
Open CSV — Viewer & Editor
// data tools

Open and edit CSV files on mobile.

500+ installs
Install freeDetails →
JavaScript Editor — React IDE icon
JavaScript Editor — React IDE
// code editor

Run JavaScript and React on your phone.

1K+ installs
Install freeDetails →
Image to SVG Converter, Viewer icon
Image to SVG Converter, Viewer
// design tools

Convert images to SVG and edit vectors on mobile.

1K+ installs
Install freeDetails →
YAML / YML Viewer & Editor icon
YAML / YML Viewer & Editor
// data tools

View, edit & validate YAML instantly.

500+ installs
Install freeDetails →
Markdown Editor & MD Viewer icon
Markdown Editor & MD Viewer
// text editor

Write and preview Markdown on mobile.

★ 4.75K+ installs
Install freeDetails →
Network Toolkit: WiFi IP Tools icon
Network Toolkit: WiFi IP Tools
// network tools

Network utilities and diagnostic tools.

500+ installs
Install freeDetails →
Code Editor - Text & Notepad icon
Code Editor - Text & Notepad
// text editor

Edit text files on mobile.

500+ installs
Install freeDetails →
Diagram Maker: Flow & ERD icon
Diagram Maker: Flow & ERD
// design tools

Draw flowcharts & ERDs on mobile.

free · no account
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QR Scanner & Generator icon
QR Scanner & Generator
// tools

Scan codes with confidence

free · no account
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Zip Extractor — Unzip RAR 7Z icon
Zip Extractor — Unzip RAR 7Z
// tools

Open ZIP, RAR, and 7Z files

free · no account
Install freeDetails →
PromptCrate: AI Prompt Manager icon
PromptCrate: AI Prompt Manager
// productivity

Your personal AI prompt library

free · no account
Install freeDetails →
Markdown & MD: Notes, AI icon
Markdown & MD: Notes, AI
// developer tools

AI markdown workspace with Mermaid & GitHub sync.

free · no account
Install freeDetails →