Discover 51 Utility SaaS Ideas

A proposed iOS utility that proactively monitors and limits the cache size used by other apps to prevent storage bloat. Users imagine a background service that enforces per-app cache caps and auto-cleans when t...

A Spotify utility that scans your library and lists every liked song not currently in any of your playlists. Quickly review, bulk-add, or auto-route them into genre or mood playlists, with duplicate detection a...

Android utility that lets you pin any image over other apps with adjustable opacity, size, and position. Ideal for tracing, referencing guides, comparing screenshots, or keeping notes visible while gaming or br...

An Android utility that keeps TikTok audio playing when you leave the app. It auto-triggers TikTok’s Background Player or Picture in Picture on Lives where available, offers a quick settings tile, lockscreen me...

An Android launcher that signs into your itch.io account, detects each game's platform, and automatically picks the best way to run it on mobile. It installs Android APKs, runs HTML5 titles in-app, and routes W...

A lightweight system-wide audio tool that evens out volume in real time so quiet parts are clearer and sudden loud spikes are tamed. It applies dynamic range compression and loudness normalization across all ap...