Signal vs CamScanner
When comparing Signal vs CamScanner, the Slant community recommends Signal for most people. In the question“What are the best Android apps?” Signal is ranked 3rd while CamScanner is ranked 29th. The most important reason people chose Signal is:
Signal uses an advanced end to end encryption protocol that provides privacy for every message every time.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Provides security and privacy
Signal uses an advanced end to end encryption protocol that provides privacy for every message every time.
Pro Free and open source
Signal is free and open source software, enabling anyone to verify its security by auditing the code. It's the only private messenger that uses open source, peer-reviewed cryptographic protocols to keep your messages safe.
Pro Supports encrypted group chats
Pro Has a desktop app
Signal Desktop can be used on multiple devices and has most features of the Android version, although it still requires you to register with your phone.
Pro Supports sharing of various different media types
Signal supports: emoji, pictures, videos, audio, contacts, any location and GIF.
Pro Note to Self feature
Allows you to "send: messages to yourself and sync to desktop so you can use Signal as a kind of encrypted Pushbullet alternative
Pro You can easily view all media exchanged
You can easily view all media shared in the chat without scrolling back to when it was shared.
Pro Annonymous Sender (Encrypted)
The sender credentials can be encrypted with the rest of the message, leaving only the recipient address readable by the Signal server. Even if Signal wanted they couldn't see who is talking with who by this mean.
Pro Works everywhere in every country
Unlike most messenger apps, Signal works reliably in all countries by securely circumventing internet censorship.
Pro Recommended by Edward Snowden
Edward Snowden uses this messenger and recommends it to everyone who is concerned about his privacy.
Pro Scan border recognition
Nearly perfect scan border recognition – and related adjustment possibilities
Pro Small Scan file size
The best small scan file size results so far (when adjusted correctly)
Pro PDF conversion
CamScanner scans documents directly into multi page PDF format.
Pro Ad-less free version
Pro Batch scanning
CamScanner allows users to scan multiple documents at the same time.
Pro Scanned documents can be stored in cloud storage
Free CamScanner accounts have access to 200 MB of free storage space. 10 GB storage space is available for full version license (monthly subscription).
Pro Secure
This app offers password protection for scanned documents.
Pro Balance indicator
Cons
Con Needs access to your phone number and contacts to work
Con Single device
Signal can only be registered to one mobile device at a time. But you can link Signal to Signal Desktop.
Con Servers hosted in the US
A security risk due to National Security letters, which require giving up data to the US state, and making it illegal to disclose that.
Con Unreliable notifications
Sometimes messages won't be received if the Signal app has been closed for a long time or hasn't been opened after booting the device.
Con Nagging badges even in paid version
Even in the paid version disturbing badges for gaining "gifts" one cannot switch off.
Con Scan workflow not optimized
Scan (and saving results) workflow needs several more steps than it should.
Con Pro features requires subscription
Either monthly or yearly subscriptions are available at either $4.99/month or $49.99/year.
Con Free version has no OCR functionality
Con Buttons are not labeled
