Developer Text Toolkit for iOS
Download on the App StoreBase64, JSON, URL encode, JWT decode, hashing, UUID, regex, case transform, and more.
Every transform runs instantly on-device. No loading, no waiting, no network.
Select text anywhere, share to Stringer, pick a tool, copy the result. Done.
Star the tools you use most. They appear front and center on your home screen.
Every transform is saved locally. Go back and copy results anytime.
Zero network requests. Your text never leaves your device. Not a character.
Not a word. Not a character. Not a byte. Stringer processes everything locally.