Si4Keyboard app icon

Apps Like Si4Keyboard for iPhone and iPad

Secure input with local encryption

Si4Key provides local encryption for keystrokes, ensuring input stays on the device. It includes one-tap digital signature for secure authentication. Offers offline key management for secure identity verification without internet dependency.

by 文焕 陈★ 0.00 ratingsUtilities$0.99Data updated 2026-09-06
App detailsView in App Store

Ranked alternatives

Showing 761–780 of 1,000 ranked alternatives.

  1. AsKey - Keyboard for AsReader app icon

    AsKey - Keyboard for AsReader

    Asterisk Corporation

    Type data with custom

    Input data using a custom that connects with . Scan documents or forms to extract text. Switch to the in supported apps to type directly from scanned content. Enable full access in settings for proper functionality.

    ★ 5.01 ratingsBusinessFreeData updated 2026-09-09
    App details
  5. Easy Mailer Swedish Keyboard app icon

    Easy Mailer Swedish Keyboard

    Toshihiro Nakane

    Type Swedish Finnish Faster Easier

    The app provides extended keys for typing Swedish and Finnish messages. It includes arrow keys for caret movement and dedicated keys for typing extended characters and quotation marks.

    ★ 0.00 ratingsUtilities$0.99Data updated 2026-09-17
    App details
  14. SignAI app icon

    SignAI

    Hashim Sultan Abbasi

    ★ 0.00 ratingsProductivityFreeData updated 2026-09-06
    App details

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.