| Skype | Viber |
Top 1%350 points Top 1% 53 likes | Top 16%295 points Top 16% 44 likes |
 |  vs |
Key features and highlights
Skype vs Viber: 53 facts in comparison
1. It uses “two-way opt-in”
This means that you have to add or accept contacts before being able to message. It prevents strangers sending you unwanted messages.
Skype
Viber
30% have it
2. You do not need a SIM card to log in
The app is not connected to your phone number, so you can use it on devices such as tablets without needing a SIM card.
Skype
Viber
66% have it
3. Shows that someone is typing
You can see when someone is typing a reply, which can prevent confusion.
Skype
Viber
36% have it
4. You can send documents
You can send documents using the app.
Skype
Viber
30% have it
5. Available on PC
These services are ideal if you want to use the app while sat down at your computer, as well as on-the-go.
Skype
Viber
64% have it
6. smaller app size (iOS app)
A smaller size means that the app will take up less space on your Apple device. This leaves more space for other apps, as well as other data such as photos and music.
30.5MB
35.7MB
7. Higher rating on Google Play
The app has a higher rating on Google Play, showing the overall quality of the app and user satisfaction. The lowest score is 1, with 5 being the highest.
8. Has two-way video chat
You can have a one-on-one conversation with video.
Skype
Viber
34% have it
9. Has search option
If you need to find something specific, you can search your data for certain keywords.
Skype
Viber
32% have it
10. Send free SMS
You can send text messages to any number for free, not just other people using the same app.
Skype
Viber
32% have it
11. Syncs to the cloud
Your data is synced to the cloud, making it easier to access across different devices and making sure it is always backed up in case you lose your device.
Skype
Viber
88% have it
12. You can specify your availability
You can show that you are eg. busy or away. This is ideal if you are working but want to stay available for important messages.
Skype
Viber
14% have it
13. You can stay invisible
You don’t have to logout in order to appear offline.
Skype
Viber
34% have it
14. Has temporary text messages
You can send a text message which will self destruct after a short time, so you can say whatever you like, without it being saved on the person’s phone.
Skype
Viber
16% have it
15. smaller application size (Android app)
The application requires less storage space on your device. A smaller size means there is more space on your device for other applications, as well as other data such as photos and music.
16.4MB
19MB
16. Shows when a user was last active
You can see activity history, eg. “User last active yesterday at 9:30.”
Skype
Viber
12% have it
17. Free application
You can download the app for free, from platforms such as Google Play or the App Store.
Skype
Viber
96% have it
18. Tablet-optimised
There is a tablet-optimised version of the app available. This gives a much better user experience than using an app designed for a phone on a tablet.
Skype
Viber
82% have it
19. You can send a contact stamp
You can quickly and conveniently forward a person’s contact details on. This is a lot easier than finding their number and typing it into a message.
Skype
Viber
30% have it
20. You can send your location
Send a stamp to someone showing your current location. This saves a lot of messing around with directions.
Skype
Viber
48% have it
21. Send audio voice clips
You can send a pre-recorded voice message.
Skype
Viber
74% have it
22. You can send music files
You can share music files with your friends.
Skype
Viber
30% have it
23. Has “message seen” notification
You can see when someone has opened your message, so you know whether or not it has been read yet.
Skype
Viber
56% have it
24. Higher rating on the App Store
The app has a higher rating on Apple’s App Store (rating from all versions), showing the overall quality of the app and user satisfaction. The lowest score is 1, with 5 being the highest.
3.5
4.5
25. more languages supported
You can use a wider range of languages in the application. This allows you to use it in the language you choose and makes it suitable for more users around the world.
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