When comparing Signal vs Waze, the Slant community recommends Signal for most people. In the question“What are the most useful Android phone apps?” Signal is ranked 3rd while Waze is ranked 36th. 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 Notification about police
Pro Shows traffic speeds during rush hour
Shows red during heavy traffic along with mph, and orange for mild traffic.
Pro Route options
You can select the route icon and it will give you 3 options with milage and time to get you there if you want to choose your own route.
Pro Live routing and alert reports from other waze users
Each waze user has the ability to report traffic and road information changes as well as accidents, road closures, police locations and other alerts in real-time. This information is then displayed on the map to benefit other drivers and used to recalculate optimal route.
Pro Lists traffic accidents
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 Advertisement supported
The advertisements usually shown when the vehicle is at rest, and they cover the entire screen. There is no way to get rid of them, it's strictly a free ad supported app.
Con Very high battery consumption
This app literally DRAINS your mobile. With an iPhone 6s, one can drive just a couple of hours before running out of battery.
Con Can freeze up when connected to Apple Play
Especially on iPhone 6s and Toyota Highlander 2020 pairing.
Bad routes, slow to determine where one is in a few locations (for example, exiting the highway and the exit is located lower than the highway).