Apps with 'Client side encryption' feature
TextSecure and RedPhone have been merged to create Signal!
Send messages, files, create groups and make Tox to Tox audio and video calls. Securely.
Standard Notes is a simple and private notes app. It allows you to write and sync your notes across all your devices, including your iPhone, iPad, Mac, and web browser.
Cryptomator provides transparent, client-side encryption for your cloud. Protect your documents from unauthorized access.
Whether it's bookmarks or passwords, files or shopping lists...Turtl organizes it all and makes it easy to find later. Sync across your devices. Leave nothing behind.
Send is a free encrypted file transfer service that allows users to safely and simply share files from any browser. With Send you can share file sizes up to 1GB quickly.
Sync makes it easy to store, share and access your files from everywhere - your privacy guaranteed. Get 5GB free or 500GB Pro account for $49/yr.
As reported by several news articles, old Android versions of Camscanner were infected by malware and removed by the Google Play Store. Android Police verified that versions released between June and July 2019 included that malware, newer versions are safe: https://www.androidpolice.com/2019/08/28/camscanner-play-store-malware/ Anyway uninstalling the app and looking for an alternative is suggested
Your portable scanner. Use your camera to get high quality scans of paper documents, receipts, notes and more. Anytime, anywhere.
SparkleShare is a Free Open Source syncing tool. Its light, secure and easy to use. SparkleShare allows you to setup your own servers so you always keep control on your data.
PrivateBin is a minimalist, open source online pastebin where the server has zero knowledge of pasted data.
Secure, end-to-end encrypted, and privacy respecting sync for your contacts, calendars and tasks. Everything is encrypted on the client-side and all the code (client and server) is open source.
Dino is a modern open-source chat client for the desktop. It focuses on providing a clean and reliable Jabber/XMPP experience while having your privacy in mind. Using GTK+/Vala.
Genius Scan is a scanner in your pocket. Quickly scan your documents on the go and export them as JPEG or multi-page PDF files.
Encrypts and protects your files on your machine, before they hit your disk and the cloud: Collaborate with others, end to end encrypted.