Avro, a Bangla typing free keyboard from OmicronLab. Avro is a Unicode Based Bangla Keyboard that has also feature to convert Unicode Bangla text into Bijoy and also a Bangla Spell Checker with it. So, let's have a look on the Bangla Spell Cehcker of avro keyboard.
Go to Start and then select All program. Now form Avro Keyboard, choose Avro Spell Checker.It will looks like below.
Download Avro and Enjoy Bangla