Notes

Writer Journal is a free, offline Android writing app with a WYSIWYG markdown editor, folders and real-time word statistics. Many reviewers praise how easy it is; many dislike the Premium paywall.

Sticky Notepad is a free Android notepad with colored notes, categories, search and widgets. Many reviewers praise how simple it is; many complain about the ads, and several lost notes.

Simple Diary is a free Android diary that keeps entries on your phone, with a passcode lock and up to 15 photos per entry. Many reviewers praise how simple it is; several lost entries…

RemNote is a free Android notes app that turns your notes into flashcards with spaced repetition. Many reviewers use it to study; many also say the Android app is slower and buggier than the…

Daybook is a free Android diary with a passcode, cloud backup and voice-to-text, plus a paid premium tier. Several reviewers like how simple it is; many say most features need a subscription, and several…

Day One is an encrypted journal app with a free Basic plan and paid Silver and Gold plans. Several reviewers love how simple it is; many disliked the mid-2026 editor rebuild, and several lost…

Diary Up is a free Android diary with a password, pattern or fingerprint lock, photos, videos and Google Drive or Dropbox backup. Many reviewers find it easy to use; many others say the ads…

YesWriter is a free, ad-free Android app for notes, to-dos and long-form writing, with books, chapters, folders and Google Drive backup. Several reviewers use it to write novels; several others report lost notes or…

Simple Markdown is a free, open-source Markdown editor for Android with no ads. Reviewers like how simple it is; lost work is the most serious complaint.

Notesnook is a free Android notes app its listing calls end-to-end encrypted and open source. Reviewers praise the privacy but object to the paywall.