Free AVI Trimmer+ version history

14 November 2018 6.1.1811.14


  • Bad audio after trimming DV-AVI on Windows 10

29 August 2018 6.1.1808.29


  • Fixed application launch under Windows 10 OS

02 April 2018 6.1.1804.2


  • Revamped user interface with a modern look
  • Two editing modes for comfortable use: remove unwanted fragments – with “Cut”, and save desired fragments only – with “Keep”
  • New UI controls for easy selection of fragments by placing “Begin” and “End” markers
  • Ability to hide media and editing slider panels
  • Smooth resize of Media library panel, maps, and timeline area
  • Ability to adjust user interface by show/hide UI controls via View Tab of Preferences dialog
  • Dialog with output file information after trimming
  • Enter/Leave Fullscreen mode buttons on video window


  • Crash on file opening when no audio decoder is installed for playing the file
  • Crash on disable video in preview using "Stream selection" dialog
  • Crash on changing zoom when waveform building in progress
  • Runtime error after zooming the timeline with the mouse wheel
  • Crash on trimming MKV with old AAC audio tag
  • Crash opening WMV file


  • Freezes on moving marker to an MP3 file
  • Freezes on editing progress on DV AVI files
  • Freezes on trimming WEBM with interval selected at the end of the file

Fixes (trimming issues):

  • Incomplete trimming output on WAV files
  • Occasional freeze on opening FLV files
  • Not all subtitle tracks were saved after editing MKV files
  • No subtitles were saved after editing MP4 files with external subtitle files
  • Error 0x80040228 when trimming AVI file with AVC video containing B-frames
  • The sample start time is after the sample end time (0х80040228) message on trimming AVI
  • Large output file after trimming ASF with g.711 audio
  • Invalid output filename when using mask with "save keep/cut fragments separately"

Fixes (playback issues):

  • No audio preview with Microsoft audio decoder on MKV with AC3
  • Double speed on playback of MOV files with ADPCM audio and corrupted - sound
  • No audio waveform on some MP4 files
  • No sound on MKV files starting with negative sample times
  • Unsynchronized audio on MP4 files playback from a network drive
  • No sound on some MKV files


  • Recovery dialog fails to open after an application crash
  • Failure to recognize AAC audio in some MP4 files
  • Low-performance on opening and loading to the timeline MKV files with some void data in the header
  • Fixed too slow loading of MKV files

23 March 2016 5.0.1603.23


  • Removed third-party commercial products

13 August 2015 5.0.1508.13


  • Support of MP4, MOV, WEBM, FLV, ASF, WMV, MP1, MP2, MP3 and WAV files
  • File slicing by time / length / parts
  • Ability to mute audio on selected fragment
  • Support of subtitles for preview
  • Fragment time calculator
  • New user-friendly interface
  • Visual scalable timeline with video thumbnails and audio waveform

29 July 2013 2.1.1307.29


  • Italian localization fixes

26 June 2013 2.1.1306.26


  • Certified for Windows 8 compatibility


  • Audio out of sync in some AVI files
  • Audio noise after trimming AVI files with Mpeg-1 Layer 2 audio
  • Hang-ups when trimming AVI files