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Showing posts with label wifi. Show all posts
Showing posts with label wifi. Show all posts

Monday, March 10, 2014

Awaaz Android App for Free and Secure Calls over 3G 4G WiFi

Monday, March 10, 2014 - 0 Comments


Awaaz the recently launched Android app / plugin is the next step in Voice over IP telephony (VOIP). It enables you to call friends and family for free. Awaaz enables it to make direct phone-to-phone calls without using the cellular network if both phones have the application installed and are accessible over WiFi, 3G, 4G etc. There are plenty of mobile apps which enable you to make voice calls, very few are free. It effectively makes all phone calls free (including long-distance), even while roaming! That means Awaaz makes the cellular network redundant, and roaming an obsolete concept.

There is no user signup, you never need to give any details, and you never even need to start the application (except for the first time and after updates). Awaaz automatically takes over any phone calls that meet its requirements. You just need to install and run it once, and you're done! In case of problems, it can be disabled easily through its preferences. Like Whatsapp, your phone number is your identity and the app asks for no other details. Whenever a contact of yours starts using the app, your calls to them will automatically start getting routed over the internet with no input from you or the contact. 

Rather than having an actual user interface that you navigate like other apps, once it’s been run for the first time, every call you make to someone who has Awaaz installed will be made over the Internet via a direct P2P connection.

Awaaz uses the Opus codec for voice compression, and features enhanced encryption (2048-bit RSA and 256-bit AES) to ensure your calls remains private even if someone manages to grab all the data in transit, and generates new keys for every call. It will log all calls to your regular call history so your experience is absolutely easy and transparent. 

Awaaz launched in December last year and now it has 4000 plus users. The app sole developer Anuj an Indian Technologist reveals that “Close to 90% of our users come from the US, Europe and Australia. At present, it has been rated 175 times on the Play Store, and has an average rating of 4.3”. 

Anju worked with TCS in South America and later returned to India to start a mobile startup, Hovr, which provided free mobile games and was ad-supported. The total monetary investment in Awaaz was $50 which Anuj paid to a graphics designer to make the images and logo which he has used in the app. 


Awaaz is definitely a more practical and convenient way to make free internet phone calls with very little compromise in the way you use your device. The app is compatible with any device running Android 3.0 or newer, and is available for free from the Google Play Store. 

https://play.google.com/store/apps/details?id=com.anujjain.awaaz
 FEATURES:
  • Establishes a direct P2P connection between the two phones. Capable of punching a hole through NAT, or being used on the same internal network.
  • Never shares or uploads your contacts anywhere.
  • Uses the Opus codec for unmatched voice clarity.
  • Uses just 10 KB/s of bandwidth (upstream and downstream combined).
  • Uses a hybrid cryptographic system to exchange a 256-bit AES key using 2048-bit RSA. New public and private keys are generated every single time, thus theoretically making decryption impossible.
  • Uses GCM (Google Cloud Messaging) for push messages thus eliminating the need to run a service in the background.
  • Has the ability to use 3G / 4G as well. Please enable the option in the preferences if you want it.
  • All calls are logged in your regular call history.

HOW TO USE:

  1. Install and run it once. The app will register itself on the server.
  2. There is no Step 2! From here on, when you make an outgoing call the app will automatically check if the other person also has it installed, and if both phones are connected to WiFi. If so, Awaaz will automatically take over the call and you will see a slightly different calling screen. The same is true for incoming calls.

    If you have any trouble with an ongoing call, hit the "X" button on the bottom-left to terminate the app and make a regular call. 

    As of version 3.00, you can see which of your contacts are currently online by running the app.

To DOWNLOAD click here: 
Play Store Link


Sunday, July 28, 2013

Google Chromecast Make your HDMI Based TV as Smart TV

Sunday, July 28, 2013 - 0 Comments

Google Inc. has released its “Chromecast” device which allows users to project the digital content from your phone / tablet or from your Computer right to your HDMI based devices like Television Screens. Chromecast is a HDMI dongle that is powered by Chrome OS  designed for Streaming.


You can make your HDMI based television into Smart TV and now you can sit back and watch your Favorite Online Content on Your Big Screen using Chromecast.


Google Chromecast Specs and Features : 

Chromecast by Google comes with the latest state of the art HDMI and CES compatibility along with the Output video resolution of 1080p along with the support of 2.4GHz of WiFi 802.11 b/g/n wireless capability. 


  • Stream online video, music and more to your TV using your smartphone, tablet, or laptop
  • Supports Netflix, YouTube, Google Play, as well as anything on the web through Chrome browser
  • Works with Android, iOS, Chrome for Mac, and Chrome for Windows
  • Easy setup: Plug into any HDTV and connect to your home WiFi network
  • Box includes Chromecast, HDMI extender, USB power cable, and power adapter

This device also supports multiple devices ranging from IOS to Android to Mac OS etc.  Dimensions: 72(L) x 35(W) x 12(H) mm, HDMI & CEC Compatible, 1080p Maximum Output Resolution, 34 grams weight, 2.4 GHz WiFi 802.11 b/g/n.

Control in the Palm of Your Hand
Chromecast works with devices you already own, including Android tablets and smartphones, iPhones, iPads, and Chrome for Mac and Windows. Browse for what to watch, control playback, and adjust volume using your smartphone, tablet, or laptop. You won't have to learn anything new.
Get Started in 3 Easy Steps
Plug Chromecast into any HDTV, connect it to WiFi, then send videos and more from your smartphone, tablet or laptop to your TV.
It's for Everyone in Your House
Friends and family can use your Chromecast with their smartphone, tablet, or laptop without any additional setup.

Technical Details of Google Chromecast

Brand NameGoogle
Item Weight0.2 ounces
Product Dimensions2.8 x 1.4 x 0.5 inches
Item model numberH2G2-42
 Supported Operating Systems:
  • Android 2.3 and higher
  • iOS® 6 and higher
  • Windows® 7 and higher
  • Mac OS® 10.7 and higher
  • Chrome OS (Chromebook Pixel, additional Chromebooks coming soon)
Requirements:
If you are planning to Buy this Chromecast device, all you need to do is to make sure that you have both the below mentioned parameters;
  • Wi-Fi enabled supported device and HDTV,
  • Wi-Fi use requires 802.11 b/g/n access point (router)
Availability: Chromecast by Google Package comes with a Chromecast device, HDMI Extender, USB Power Cable along with the power Adapter.  Chromecast by Google comes with a price tag of $35 and can be purchased from Google PLAY Store or Amazon Store.  

Tuesday, May 7, 2013

Viber launches desktop client for Windows, Mac

Tuesday, May 7, 2013 - 0 Comments

Seamlessly continue conversations, calls and video chats from mobile to desktop


Popular cross-platform messaging and VOIP service Viber is introducing brand new desktop application along with a complete refresh of its mobile apps on 07/15/13. First up are the desktop apps, which are now available for both Windows & Mac  and give users the ability to continue all of their VIber conversations and activities just as they would on the phone. The new versions seamlessly integrate with existing mobile versions of the app and provide the same super-simple setup process that uses your phone number as your ID.

You can download Viber Windows Desktop here

 To download to your phone click here.
To download Viber in your Mac Desktop click here.

Introducing: Viber DesktopVideo



You can text and voice chat, send pictures and stickers, make video calls and even transfer audio calls between devices mid-call.

On the mobile side, Viber v3.0 refreshes the interface, and enables a new set of features to be in sync with what the desktop now offers. The mobile app now lets you send stickers, leave video messages and a couple of back-end improvements such as sound quality and language localization. If you haven't yet tried Viber you can grab the app from the Play Store link above, and the desktop versions from the link below.

Viber syncs your contacts, messages and call history with your mobile device, so you can start the conversation on the Viber mobile application and continue from the comfort of your PC.

  • Best-quality HD voice calls
  • Video calls
  • Free text and photo messages
  • Group conversations
  • No registration, passwords or invitations required
  • Contacts and messages sync between your mobile and Windows
  • Transfer ongoing calls between devices

You can download Viber Desktop here: www.viber.com


About Viber:
Viber is developed by Viber Media, a pioneering mobile messaging and VoIP company. Viber lets everyone in the world connect. Freely. Viber users can send free text messages, photo messages, share locations anywhere in the world, and make free, HD-quality calls on iPhone®, Android,™ Windows Phone, Blackberry®, Windows®, Mac, Symbian, Nokia S40 and Bada devices over 3G/4G or WiFi connections. With more than 200 million users in 193 countries, Viber is constantly innovating by introducing new platforms and adding fun new features including stickers and emoticons.

More click here.

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