The best alternatives to SimpleLocalize.io are Alconost Localization, Nekoze, and Tolgee. If these 3 options don't work for you, we've listed a few more alternatives below.
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AssemblyAIโ Speech-to-Text API with superhuman accuracy
Alconost provides localization for apps, games and other software in 70+ languages. We work with 700+ professional native-speaking linguists and are available 24/7. Cloud-based workflow and API. Continuous localization and QA. 2,000+ localized products.
You no longer have to worry about choosing the right i18n library, editor, or platform. Tolgee is the only tool you need to translate your web-based project to any language you wish. Open-source ๐ Integrate in less than one minuteโฑ๏ธ
Tranzlate helps with the localization of your app by removing the tedious process of manually updating, copying and pasting translation strings from Excel sheets.
POEditor is a highly scalable localization management service designed for translating software products, such as apps, sites and games. Integrated with GitHub, it syncs with your repos automatically. You don't ever need to touch a language file. Slack and HipChat integrations make it easy to get realtime updates about the localization process and the translation progress.
Supporter is a complete support section you can add to your iOS app in 30 seconds. Fully customisable, localisable and easy to edit from a local or remote JSON. It includes (optional) private analytics and lets you add images and videos to your support pages.