Phone utilities and security apps
Find practical tools for accounts, device tasks and everyday phone use.
10 apps
Binary Eye
Read QR codes and barcodes, inspect their contents and create new codes on Android.
By Markus Fisch
Fossify Calculator
Calculate everyday arithmetic and convert supported units on an Android phone.
By Fossify
Fossify Calendar
Organize Android calendar events with month, week, day and event-list views.
By Fossify
Fossify Clock
Set alarms, check world times, run a stopwatch, and save countdown timers with Fossify Clock for Android.
By Fossify
Fossify Keyboard
Type on Android with an offline keyboard and controls for languages, layout and colours.
By Fossify
GPSTest
View satellite signals, position details, and location accuracy information from your Android phone with GPSTest.
By Sean Barbeau
KDE Connect
Share files and clipboard text between an Android phone and computer over Wi-Fi.
By KDE Community
KeePassDX
Manage a local KeePass password database, generate passwords, and use autofill with KeePassDX for Android.
By Kunzisoft
LocalSend
Send files to nearby devices over a local network without a cloud-storage account.
By Tien Nam Do
Material Files
Browse Android folders, inspect file properties and work with archives or network storage.
By Hai Zhang
Help choosing an app
Free Android Note Apps for Lists, Writing, and Organized Notebooks
Compare local notes, Markdown writing, and synced notebooks to choose a free note app for your Android phone.
RecommendationsFree Mobile Browsers for Tabs, Reading, and Blocking Controls
Choose between Android tab sessions, cross-device browser tools, and an iPhone browser with tab groups.
RecommendationsFree Mobile Photo Apps for Resizing, Quick Edits, and Collages
Choose an app for repeated image jobs, local photo corrections, or collages with text and layouts.
ComparisonNotally vs Notesnook: Local Notes or Synced Notebooks?
Compare quick local note-taking with a notebook app that offers encrypted synchronization and published free-plan limits.
ComparisonVivaldi vs Fulguris: Android Browser Tools or Tab Sessions?
Compare Vivaldi's browser notes and optional sync with Fulguris's tab sessions and detailed layout settings.
ComparisonImage Toolbox vs Picsart: Image Processing or Photo Designs?
Compare Android resizing and conversion tools with a mobile editor for collages, text, and photo-based designs.