Best Freemium Operating Systems

Ranked by community votes · Freemium only

All Free Freemium Paid Open Source

Ubuntu

Ubuntu is the modern, open source operating system on Linux for the enterprise server, desktop, clou…

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Zro

Fast open-model inference across multiple regions, with zero request retention

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Nucleus OS

Highly configurable embedded operating system for small, high-volume applications

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Nautis

Nautis is an AI-native startup OS unifying planning, fundraising, finance, team ops, and execution in one workspace for smarter decisions

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Hybrid video game console

Microsoft has revealed Project Helix, a $1,000 next-generation Xbox console-PC hybrid featuring a custom AMD chipset and AI upscaling, launching in late 2027

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QNX

Secure, reliable, and scalable operating system for IoT devices and connected systems

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Embedded Wizard

GUI framework for resource-constrained embedded systems

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FireDaemon

operating system service management application

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Microsoft Surface

Microsoft PixelSense was an interactive surface computing platform that allowed one or more people to use and touch real-world objects, and share digi

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Vokal

Align requests, run agents in the open, review with source context, and preserve decisions so every project starts smarter than the last

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Wingbits.AI

Ask any question about any flight

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Memori

A LLM-agnostic layer that turns agent execution and conversation into structured, persistent state for production systems

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Gossipic

Gossipic helps brands get mentioned in AI answers

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nocal

Unify Google Calendar and Outlook with notes, tasks, and built-in MCP for AI agents

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The Microdose AI

Get short, sharp AI and tech news in 3 mins

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Tsenta

An AI agent that watches 50,000+ career pages and submits applications across 19 ATSes — on web, iOS, Android, iMessage, WhatsApp, Chrome, and CLI

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DSA Trainer

When you're stuck, most sites give you two choices: watch the full solution video, or stay stuck

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macOS, Windows, Linux

Manage containers, images, volumes, and networks — without fighting the CLI

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Simple Ledger

Track expenses, recurring costs, and shared spend

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Pikash

Pikash is the best free budget tracker & offline expense manager for Android

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Shotra

Turn images and text into stunning AI videos with state-of-the-art models

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Insert Affiliate

Easily add, track and reward affiliates in your iOS and Android Apps for in-app purchase sales

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MemPlato

Remember everything. Stored on your device, not theirs.

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NOUS (Νοῦς)

NOUS proves the rules you declare hold across every path your agents could take, and produces signed, offline-verifiable evidence that a run conformed

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buq.pt

Software de marcações online para profissionais de serviços em Portugal

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Bola 2026 — Free World Cup 2026 App

Bola 2026: free World Cup 2026 app with live scores, full schedule, an interactive bracket maker, and free group pools

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EasyControl UDM

EasyControl UDM unifies Android, iOS, macOS, Windows, and Linux fleets with policy control, app operations, compliance visibility, and remote support

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ReporticaAI

AI documentation platform for CQC registration and inspections

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AppScreens

AppScreens helps you create App Store and Google Play screenshots in minutes with templates, localization, store-ready exports, and direct upload

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Payfair

Payfair compares prices from Uber, Lyft, Bolt, and 11 other ride-hailing apps so you always get the cheapest ride

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TidyChore

The calm home-management app

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Retenir — Study Smarter

The agentic study operating system

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Learn by Fixing

Build Real DevOps Skills Fixing Real Linux Servers

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Boogala

Boogala is a fast-paced mobile word game where you tap flying letters, build words, and score big

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Costifys

Meet Costifys, the team, and our goal to help A&E firms run better

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Truxper

Truxper is Nigeria's independent review platform where genuine customer experiences are shared openly to build transparency and trust across Africa

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IdeaKiln: Ship it forward

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Download for Windows

Turn your voice into accurate, punctuated text in any Windows application

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Impact OS

Track your work

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Agoragentic

Launch, run, and prove deployed agents with Triptych OS, then connect them to governed discovery, purchasing, receipts, and reconciliation

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Pocket Alert

Free push notification service for iOS and Android

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Dummy File Generator

Free test file generator for QA: create dummy PDF, JPG, CSV & JSON at exact byte sizes in your browser

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Domani

Plan tomorrow tonight and wake up ready to execute

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VoiceDash

Turn speech into polished text anywhere with AI voice typing

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YONQI Dark Stories: Detective

YONQI Dark Stories is a detective party game app where players solve 200+ mysterious riddles by asking yes-or-no questions

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Lumbus

Get instant eSIMs for 200+ countries & regions

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PlugOS

PlugOS delivers a thumb-sized, hardware-isolated secure operating system that turns any phone or computer into a private workspace, protecting your data with plug-and-play simplicity

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UpBeat

RSS reader with local AI sentiment analysis

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Droppath

Droppath: Route planning app for iOS and Android

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Equator Therapeutics

We are developing a drug to burn calories and increase metabolism…