Here, Some of the best Siri alternative apps which are available in the Android Market for the Android platform shall be listed as follows.
Developed by Dexetra, this app can be considered as an exact replica of Siri, but meant for the Android platform. Using the speech-to-text feature of Android, the app will act as an answering machine. There is a mic button which you need to hold while asking questions. After this, Iris will interact with you, and answer your questions with the help of internet and customization.
Download Iris from market: Link
This app is also a great Siri alternative for the Android platform, and shall understand the context of what you are speaking about. Apart from answering question, it will launch applications, connect with Social networks as Facebook, Foursquare and Twitter, provide maps, enable search for images and news, support conversion of currency and measurements, facilitate weather information look up, get horoscope predictions, with the possible available add-ons. The app will also provide sending of emails. Apart from all of this, the app will also support a highly-customizable avatar, which adds to the feel of the app.
Download Speaktoit Assistant from market: Link
Vlingo Virtual Assistant:
This is a free smartphone app providing voice assistance for the iPhone, Android and Blackberry. The app will enable the user to set the status on Facebook and other social networks, perform messaging to friends, mobile search and so on, without the need for typing. Facilitating Voice Dial, getting directions, messaging, opening apps and so on, the app may be regarded as a good enough replacement of Siri. Apart from these, there is the SafeReader option for the app which will read out your incoming message while you are driving. Also, Auto-Listen feature will help Vlingo start listening the moment is is put ON.
Download Vlingo from market: Link
This app will act as a personal advisor, which will provide answers to all your questions, which are expecting a yes/no answer. Supporting around 50 words of wisdom, and 173 spoken phrases, the app provides a full-voice acting, and incorporates a unique magic-8 ball. The app may be installed on the SD card. You just need to shake the phone to get the answer.
Download Pocket Stalin from market: Link