DosBox Turbo v1.4.2 for Android is released. DosBox Turbo is a commercial DosBox port to Android. DOSBox emulates an Intel x86 PC, complete with sound, graphics, mouse, joystick, modem, etc., necessary for running many old MS-DOS games that simply cannot be run on modern PCs and operating systems.

DosBox Turbo FEATURES:
★ NEW! Absolute Finger & Pointer tracking, use DOS applications intuitively on a touch screen! (experimental)
★ Gestures Support (Swipe Up/Down, double tap, Long Press)
★ Button Mapping Support
* NEW! DPad Mapping Support
★ NEW! Support for Sony Xperia Play buttons & remapping.
★ ARMv7 processor optimization for enhanced speed
★ Support for Phones & Tablets
★ Use DPAD and Optical Trackpad as mouse/joystick.
★ Honeycomb and ICS Support (Android 3.2 and 4.0)
★ Highly optimized port of the lastest DosBox version. Additional enhancements for modern ARMv7 phones.
★ Virtual Mouse emulation mode, with left & right click!
★ Can remap volume keys to mouse or joystick buttons.
★ Virtual Multi-Touch *Analog* Joystick emulation!
★ Full Sound Support!
★ Full Android Input Method support (use any keyboard from the market - HackersKeyboard recommended!)
★ FAST!! ( http://goo.gl/Tt7X5 )
★ Special Key Combination emulation.
★ Switch to portrait or landscape mode without restart!
★ Stretch scaling to full landscape.
★ Default Fast & HQ Scaling modes.
★ Supports external USB/Bluetooth mice & joysticks [Android 3.1+]
★ Supports Right Click on Trackpads & mice. [Android 4.0+]
★ Full ASUS Transformer keyboard & trackpad support.
★ Can be used with any 3rd Party Keyboard replacement to emulate DPAD or Cursor Keys (try Full Keyboard, Hackers Keyboard, GamePad etc).

DosBox Turbo v1.4.2 for Android Changelog:
* Hopfully fix virtual joystick calibration issues (pls email if you are still having issues)
* Add JOY center calibration option
* Fix Physical Joystick Input Mode button mappings
* Add scaled screen location option
* More button mappings for Android Keys
* More mappings for USB HID Gamepads
Recent Changes:
* Display current cycle speed on restart & cycle change.
* More ARM7 Speed optimizations.
* XBox 360 Controller Support
* Generic USB HID Controller Support

Download: DosBox Turbo v1.4.2 for Android
Source: Here