Software and apps side hustle ideas
A web app, SaaS, mobile app, browser extension, bot or API that people pay for or that earns from ads.
126 ideas, page 1 of 3
- Software and appsThe operator runs a few near-identical sites that each sell access to a niche database, such as investors, angels or journalists. The revenue model is not stated in the source and is likely paid access.OnlineStarter Story, 2026
- Software and appsAfter leaving an agency, the operator built a directory-related software tool that earns recurring revenue and is adding a lead-gen angle.OnlineNiche Pursuits Podcast, 2026
- Software and appsA website for visualizing road trips, earning sales through organic traffic with peaks around holidays.Hands-offOnlineHacker News, 2024
- Software and appsBuilds browser extensions that fix common site annoyances. Revenue comes from them, helped by search-friendly names and store reviews.Under $100Hands-offOnlineHacker News, 2024
- Software and appsA minimalist Android launcher distributed free, with a paid pro version.OnlineHacker News, 2024
- Software and appsA free web tool for converting text case, built up over years.OnlineHacker News, 2024
- Software and appsA checklist app built for the owner's own routines that now earns recurring income.Hands-offOnlineHacker News, 2024
- Software and appsA browser extension that automatically claims daily login bonuses at online casinos for a monthly subscription.OnlineHacker News, 2024
- Software and appsA random number service sold through a website and a cloud marketplace listing, left running with little attention.Hands-offOnlineHacker News, 2024
- Software and appsA GIF meme site that earns from one-off sales of watermark removal.Hands-offOnlineHacker News, 2024
- Software and appsBuilt an algorithm using maritime trade data to trade options on shipping firms, also selling subscriptions to friends.OnlineHacker News, 2024
- Software and appsBuilt an online multiplayer version of a domino-based game, funded by donations after ads did poorly.OnlineHacker News, 2022
- Software and appsBuilt a single-player chess variant app without ads or in-app purchases, supported mostly by donations.Hands-offOnlineHacker News, 2022
- Software and appsBegan hosting game servers for friends, grew into renting servers including scientific computing to universities.Over $10kHands-offOnlineHacker News, 2022
- Software and appsBuilt a compression tool that was slow to compress but fast to decompress and licensed it to big software vendors who shipped floppy disks.Hands-offHacker News, 2022
- Software and appsCreated a web tool for making GIF memes with text that follows motion, after finding it hard to do elsewhere.Hands-offOnlineHacker News, 2022
- Software and appsStarted a niche credit card processor that has made money for many years.OnlineHacker News, 2022
- Software and appsA web app that pulls transaction data out of PDF bank statements, built after the owner needed it for personal spending analysis.OnlineHacker News, 2022
- Software and appsWrote embedded software and earned a royalty on every device shipped for many years.Hands-offOnlineHacker News, 2022
- Software and appsBuilds small apps and games for niche audiences and earns by adding paid features and selling ad space.OnlineHacker News, 2022
- Software and appsSoftware that ties game stats to video footage for coaches, sold to schools in many states.Hands-offOnlineHacker News, 2022
- Software and appsBuilt a small tool that emails a weekly digest of newly saved Twitter bookmarks, with paid subscribers.Hands-offOnlineHacker News, 2022
- Software and appsA coupon site for developers plus a set of single-purpose web tools such as encoders and HTML cleaners.Hands-offOnlineHacker News, 2021
- Software and appsA paid Mac App Store app that grew out of a personal need for a Safari extension that refreshes tabs automatically.Hands-offOnlineHacker News, 2021
- Software and appsWrote a Mac app years ago that still makes steady daily sales through the app store without marketing.Hands-offOnlineHacker News, 2020
- Software and appsBuilt a web tool for stock technical analysis and offered it white-labeled to companies with distribution, splitting profits with them.Hands-offOnlineHacker News, 2019
- Software and appsBuilt a service with an API that lets businesses send cookies to customers and partners across Europe and the US.OnlineHacker News, 2019
- Software and appsAn open source API that generates embeddable chart images and QR codes. Monetized as a hosted service.Hands-offOnlineHacker News, 2019
- Software and appsRuns a subscription service that lets sites display announcement banners.Hands-offOnlineHacker News, 2019
- Software and appsAn independent wedding registry site for a local market. Couples pay a one-time activation fee, and Google ads bring in traffic.$1k to $10kHands-offOnlineHacker News, 2019
- Software and appsBuilt a desktop app for managing video libraries and sells licenses. Donates the proceeds to charity.Hands-offOnlineHacker News, 2019
- Software and appsA web tool that lets esports teams create mascot style gaming logos, currently in private beta.OnlineHacker News, 2019
- Software and appsCollects small monthly support on Patreon for a niche open source game.Under $100OnlineHacker News, 2019
- Software and appsAn outgoing text message API with flat pricing, small packages for hobbyists, and a free daily message. Has an open source version.Hands-offOnlineHacker News, 2019
- Software and appsA team calendar software product that earns recurring revenue and could grow with more marketing.$1k to $10kOnlineHacker News, 2019
- Software and appsSells a web service that randomly sends text reminders for kids to call their parents or for adults to call theirs.Hands-offOnlineHacker News, 2019
- Software and appsA few games the owner published that continue to sell a little each year without any input.Hands-offOnlineHacker News, 2019
- Software and appsBuilt a stock trading model for personal use, then published it on a platform where subscribers pay to follow it. Subscribers take responsibility for any trades.Hands-offOnlineHacker News, 2018
- Software and appsBuilt a documentation product that earned its first revenue with little maintenance, and is planning a second version.Hands-offOnlineHacker News, 2018
- Software and appsPublishes several Android apps on Google Play. One got an editor's pick, which boosted sales for a while.Hands-offOnlineHacker News, 2018
- Software and appsBuilt a web-based synth and drum machine that is free as a demo. Sells a downloadable desktop version without the restrictions.Hands-offOnlineHacker News, 2016
- Software and appsSells a cross-platform desktop task manager with a Kanban-style board, through a trial-based license on Gumroad and the Mac App Store.Hands-offOnlineHacker News, 2016
- Software and appsRuns a site showing historical average weather by city and month. Income so far is from ad revenue, with plans to add more features.OnlineHacker News, 2016
- Software and appsA competitor monitoring product that began as a side project and grew into a systemised business with a team, so the owner now acts more like an investor.Hands-offOnlineHacker News, 2016
- Software and appsBuilt a simple CMS and CRM for a freelance client and set up automated billing per user. Income grows as the client's user base grows.Hands-offOnlineHacker News, 2016
- Software and appsA subscription tool that watches DNS zones for changes and alerts the owner, keeping a revision history. Aimed at people who manage DNS for clients.OnlineHacker News, 2016
- Software and appsBuilt a document management and review web app for a large company and gets a monthly maintenance fee, needing very little time each month.Hands-offOnlineHacker News, 2016
- Software and appsBuilt a tool that takes a keyword, translates it into many languages and shows available .com domains. It has earned some revenue from users.Hands-offOnlineHacker News, 2016