The Batch Converter has been updated to properly handle all Windows Media files, as well as ALAC-encoded CAF files, and more.

A crash where the App Store version of Fission could crash when inserting silence has been corrected.

Fission now handles .m4a_partial files, to recover corrupted AAC files.

Several additional VoiceOver improvements have been made, with labels on previously unlabeled controls. We're always working to improve this.

The Channels selector now properly appears for mono files (if Stereo is selected, the mono channel is simply cloned).

Clip tabs now always show the clip name.

An issue where some FLAC files wouldn't properly open has been corrected.

Fission's looping now properly updates when you change the selection.

Fission's time wells now properly update when undoing.

Fission Progress Indicator now properly remembers its position.

Fission now retains the Inspector state between launches and file opens.

The Batch Converter's Convert button now properly deactivates after a conversion finishes.

Keyboard shortcuts now loop through Inspector tabs.

Smart Split's "Insert Splits" button now properly accepts Return.

Artwork wells now illuminate when an image is hovered over them.

Removing or cropping a whole file no longer gives a dumb error.

Fission now better illustrates when a file's audio is clipping. Thanks, Kirk!

A drawing issue when moving the playhead backwards has been corrected.

Improvements have been made to prevent already-rare deadlocks and crashes in PTWorkerThread.

Fission now better handles UTF-8 in ID3 tags.

Simply moving the playhead no longer dirties a file.

Fission had a problem with overusing the CPU when all windows were closed. That problem has been eradicated.

A problem some users saw with Exporting and Transcoding acting unresponsive, even as it worked, should now be gone. Fission is sorry if it seemed to be ignoring you while it worked.

The Start Window now remembers its state between files and launches. If you close it, it'll stay pretty well closed, and not annoy you so much. But please, don't you forget about it.

Fission now better remembers previously used settings for saving and exporting. Amnesia be gone!

Progress bars should now appear more reliably when exporting audio.

An issue where the Mac App Store version of Fission would fail to save to a previously-specified location is now fixed.

Several small issues related to re-encoding of audio have been corrected, preventing unnecessary re-encoding.

Fission is now better a reading in chapterized AAC files. It was already pretty great, to be sure, but now it's even better.

Several VoiceOver improvements have been made, with labels on previously unlabeled controls. We've still got more work to do, so watch for further updates, VoiceOver users!

A conflict with Many Tricks' window manager Moom, which caused the selection of split points to fail, has been handled.

Assorted rare crashes should now be even more rare, so rare that you might suspect they're gone entirely, which they are!

There are probably other improvements which we've forgotten. The best way to be sure you've got them is, of course, to update.

Fission's Batch Converter now accepts folders (containing audio files), as well as individual files.

The Save panel now correctly remembers the last location to which files were saved.

An issue with chapterized AACs and very large image files has been corrected.

Fission now has a hidden preference, accessible via the Debugging window, to check for and prevent rare Normalization clipping.

Fission now features an HTML-based About box, for better Retina display.

Several other small bugs have been corrected.

An issue where attempting to Save (with Cmd-S or by choosing Save) would cause an error for users of the Mac App Store version has been corrected.

Fission is now fully Retina-ready!

MP3 export now supports both constant bit rate (CBR) and variable bit rate (VBR).

AAC export now supports High Efficiency encoding (HE-AAC).

Files can now be dragged from iTunes into Fission's Start window.

Fission can now import audio from .mov, .wma, .avi, .mp4 files, and more.

A bug which could trigger an alert when closing an unsaved document has been fixed.

Album artwork now properly appears in the file's icon when available.

Fission now writes iTunes-style tags to AIFF files, non-standard though they may be!

Using "i" and "o" to create a selection has been improved, allowing playback while creating the selection.

Any file can now use the "Save As Chapterized AAC" option, regardless of its current file format or number of clips present.

Fission's Save dialogs now properly handle file extensions.

Files imported via QuickTime now only allow for an Export, to avoid overwriting the original file.

In addition to the iTunes dragging noted above, the Start window now takes drags of all document types Fission can open.

An issue where converting file formats erroneously produced CBR files (despite claiming to make VBR files) has been corrected.

A problem where the Undo menu item unhelpfully said "Undo Button" for several actions has been fixed.

The Start window no longer appears than immediately disappears on launch, when Fission is opening to a file. It also no longer immediately reappears when closed if no other windows are open.

The delete and backspace keys now both perform the same expected functions.

Issues caused by Fission overzealously writing its file icon, such as other applications not correctly changing the icon at a later point, have been removed.

Erroneous errors which could pop up when cancelling transcoding, exporting, or saving have been fixed.

When an error occurs during Batch Conversion, the Batch Converter continues with the rest of the files after the error dialog is dismissed.

Closing the Start window no longer immediately re-opens it.

"Remove & Split" has been renamed to "Remove and Split" in the Clip menu.

Support for several additional sample rates (88.2, 96, 176.4, 192 and 352.8 kHz) has been added to ALAC, FLAC, AIFF, and WAV.

Chapterized AAC files which must be converted now save to the 128 kbps 44.1 kHz stereo AAC format (instead of 192 kbps).

"Save As Chapterized AAC" is always available now, regardless of original file format or number of clips present.

Chapter images for Chapterized AAC files are now all padded to the size of the largest image.

An issue where closing an unsaved document in trial mode could still result in a corrupting save has been fixed (2.0.0a2).

"Export Selection" now features the keyboard shortcut Option-Command-E.

A new hidden preference for checking for Normalization Clipping has been added, accessible from the Debugging window.

Custom format selections for exporting and batch converting have been improved to prevent invalid formats.

Fission's accessibility for visually imparied users has been improved, correctly labeling several unlabeled elements.

Fission now supports the TLEN ID3 tag.

Fission now better handles malformed FLAC files, and supports more tag types in FLAC.

Fission can now read AAC 3gpp files.

Fission now correctly preserves creation dates when saving over old files.

Fission's revamped interface makes it easier and more pleasant to use than ever.

It's now possible to open multiple audio files at once, in multiple windows.

Fission now has full editing support for FLAC and WAV files. MP3, AAC, Apple Lossless, FLAC, AIFF, and WAV are now all supported for editing in Fission.

In addition to being saved losslessly in their original format, it's also possible to Export audio files to another format. MP3, AAC, Apple Lossless, FLAC, AIFF, and WAV are all supported for exporting.

The new Batch Converter makes it possible to convert multiple files to another format with just a few clicks.

SoundCloud support is now built right in to Fission, to make it a snap to share your files on the web.

Fission can now quickly save Chapterized AAC files, for creating enhanced podcasts.

Fission now uses our new manual system, with improved navigability. It is now also searchable.

Fission's icon has been updated for full Retina compatibility, and throughout the site. The app itself will be updated for Retina in the future.

We've also made too many other small improvements and fixes to list.

A problem caused by Mac OS X 10.7.4 which led to Apple Lossless files not displaying properly has been corrected.

Fission now accepts new YELO- license keys.

Several other minor changes have been made.

A crash which could occur with large files has fixed.

Fission now features a Developer News window, used for communicating urgent messages.

A graphical bug where the maximum value would not be drawn below zero, and the minimum values would not be drawn above zero, has been fixed.

Several small fixes to ID3 tag saving have been made.

The horizontal scrollbar now works properly on Mac OS X 10.7.

Price reverted to $32.

An issue with the Revert command malfunctioning has been corrected.

CPU usage during playback has been reduced.

24-bit mono files are now properly supported.

The LAME MP3 engine, used for pasting/dropping files into an MP3 document, has been updated to 3.98.4

A long hang which could occur when closing large documents in certain circumstances has been fixed.

A crash caused by buggy QuickTime components failing to provide a file extension has been fixed.

A glitch occurring when fading to the end of a file has been corrected.

A bug caused by certain characters in the name of an iPhone ringtone has been fixed.

A bug where the waveform was not show correctly at certain zoom levels has been fixed.

A problem with fades placed at the very end of MP3 and AAC files, introduced in version 1.6.7, has been corrected.

Fission now requires Mac OS X 10.5 or later.

An extremely rare crash that could occur while pausing playback has been fixed.

A bug that could lead to audio corruption when applying fades in stereo AIFF, WAV, and CAF files has been corrected

A problem which would cause faded sections to not respect gain changes or normalizations in AIFF, WAV, and CAF files has been fixed.

A serious crashing bug that could occur when a fade was set has been fixed.

A Split at Playhead toolbar button is now included for easier splitting.

Files can now be dragged to Fission's Dock icon right from iTunes.

Fades are smoother, as they're applied directly to the waveform data in Apple Lossless, AIFF, WAV, and CAF files.

Fission now has full compatibility with Mac OS X 10.6 (Snow Leopard).

A bug where Fission would run a redundant spotlight query for metadata, resulting in decreased performance at startup, has been fixed.

NUL bytes are now removed from filenames when saving, fixing a bug which would truncate filenames of files with badly-formed titles.

Improved window flushing should reduce or fully prevent flicker in certain circumstances.

If Fission is hidden at startup, the Welcome Window is no longer improperly shown.

A bug where QuickTime would refuse to export to certain filenames containing colons has been worked around.

A bug with saving partial Apple Lossless frames has been fixed.

A bug where Fission would not allow aborting the save of a very long AAC file has been removed.

Fission no longer offers to install Smart Crash Reports.

When decoding errors from corrupt files occur, silence is now produced instead of garbage data.

A bug where custom registration window errors would display incorrectly has been fixed.

Fission now checks for updates weekly, instead of every 15 days.

Software update check now sends the processor architecture to the server.

Looped playback is now properly gapless.

A bug with the new scrubbing indicator and waveform scrolling has been fixed.

Parsing of WAV files has been improved.

Runaway memory usage when using Smart Split or applying a cue sheet to very large files has been corrected.

CAF files can now be opened by dragging them to the Fission application icon.

The Shift-arrow key combination now behaves correctly in all cases.

A crash when opening a cue sheet and then canceling the open file sheet asking to locate the audio file has been fixed.

Registration information is now written to disk immediately when entered.

All preferences are now written to disk immediately after being changed.

The application name and version are now shown in the Registration window.

Several small bug fixes and memory leak fixes are included.

Normalization now works correctly on files with corrupt packets.

Fixed a rare crash that could occur after intensive editing

Fixed a drawing-related crash on Tiger when using the I and O keys to create a selection

Built-in iPhone ringtone saving

Better support for ID3v2.4 tags in MP3s

Added support for CAF (Core Audio Format) files

Added "Set Playhead" command

Added "Insert Silence" command

Can now save files with arbitrary file extensions

Added "Clip Number" field to inspector

Clicking in the timeline will move the playhead when using the Inspect tool

Pressing the return key in the editor moves the playhead to the beginning of the document

Now uses the Sparkle updater

UI tweaks

Fixed memory leaks

Added 512x512 icon for Leopard

No longer loses track/disc total tags in certain AAC files

Better handling of extremely large audio files

Better parsing of sample rate from Apple Lossless files

Fixed erroneous parsing of 32kHz AAC files

Improved calculation of the bitrate of AAC files

Detects and warns about certain improperly formed MP3 files

Fixed problem where gain slider would sometimes fail to appear when running in Spaces on Leopard

Made normalization and gain changes more accurate

Removed error when attempting to normalize silence

Clicking cancel when saving a cue sheet no longer saves the cue sheet anyway

Inspector keeps focus on the selected field when switching clips

Fixed bug which could sometimes lose tags when copy/pasting

Fixed bug which could sometimes cause erroneous spikes to appear at the beginning of MP3/AAC files

Playback now immediately follows audio output device changes

Fixed an endless progress panel occurring when using Smart Split on extremely large files

Now displays an error for malformed AIFF/WAV files instead of attempting to import them with QuickTime

Improved error reporting when loading MP3s

Pressing the arrow keys after pressing the I/O keys no longer cancels the selection operation

10.5 support

Reduced CPU usage during playback

Fixed a case where ID3 tags could be read incorrectly

Drag and drop saves no longer overwrite existing files

Gain button no longer appears when no selection exists

Fixed memory leak in autocomplete

Fixed certain Inspector fields not updating their value immediately

Open panel now allows selection of any file readable by QuickTime

Eliminated blip occurring after a fade at the very end of the file

Smart Split no longer gets slow or crashes when performing a large number of splits

Now shows the correct inspector for WAV files

Fixed some enabled but unconnected controls in the inspector for QuickTime imports

Minor bug fixes and GUI enhancements

Moved autocomplete query to separate thread to eliminate slowdowns

Fixed audio glitch when cutting the end of an MP3 or AAC with automatic fades turned on

Fixed shift-click to extend the selection

Fixed nonfunctional gain slider in certain circumstances

Fixed I and O keyboard shortcuts

Save panel now grays out QuickTime controls when not selected

Adds a '1' to the end of the first clip when saving multiple clips with the same name

Cue Sheets now save Album Title where appropriate

Supports Cut/Copy/Paste/Paste Into for audio

Can drag audio files into document to add them to the existing audio

Inline gain control of selections

Support for opening/applying/saving cue sheets

Added recent files popup to Welcome window

Fixed a case where AIFF/WAV tags could be written incorrectly

Fixed bug where demo limitation fades destroyed normalization applied to file

Added Zoom to Selection command

Throttled waveform drawing to avoid monopolizing graphics resources

Reorganized Inspector, added Next/Previous Clip buttons

Autocomplete in certain Inspector fields

Changed Cut to Remove, to better accommodate new Cut/Copy/Paste abilities

Changed audio device ordering in preferences to match System Preferences

Added Album Artist tag to Inspector

Normalization now stops just short of full volume to avoid triggering clipping warnings

Fixed keyboard loop in document window, particularly when using full keyboard access

No more unsaved changes warnings after saving Original Audio

The / character is now accepted in imported/exported filenames

Fixed case where normalization could cause clipping if left/right channel volumes differed significantly

Added native support for certain specialized AAC/ALAC files

Improved AAC recording compatibility with iPod Shuffle 2G

Activated/Fixed Trash warning

Added a hidden preference to disable the smart split limiter

Now accepts unknown but QuickTime-readable files

Native WAV support

Normalize command

Looped playback

Smart Split now has a "number of splits" text display

Document Summary shows original file's format and number of channels

Shift click extends selection

Clicking a clip's tab selects it even when not in inspect mode

Nicer save panel when saving imported audio

Improved VoiceOver support

Added I, O keyboard shortcuts for setting selection

Added Copy/Paste Info commands to manipulate all tags simultaneously

Revert is now much faster

Added Save Selection command

Added proxy icon in clip tabs which can be dragged directly into the Finder

Added keyboard shortcuts to move, expand, and contract the selection using arrow keys

Set Selection keyboard input is smarter

The Welcome window can be closed

Browse Files (from the Welcome window) is in the File menu

Smart Split has a Remove Preset options

Settings in save panel are now properly disabled for components that don't have any settings

Fade toolbar icons have been updated

The default save location is now the same as the original file

Fixed exporting to WMA using the Flip4Mac plugin

Preserves Bookmarkable attribute of AAC files

Aliases are selectable in open panel

Splits no longer spontaneously move when clicked

Minor hash marks fall on sane locations

Smart Split will refuse to create more than 100 splits

AIFF inspector only shows tags which AIFF supports

Document save/undo state no longer gets confused when undoing a complex sequence

Cutting across a split no longer joins the two clips

Left/right arrow keys move consistent amounts when playback is paused

No longer allows invalid file extensions when saving

Initial release