Changelog

What’s new in Music Library Tools

Every update to MLT 2.0 and later, on macOS and Windows — new tools, fixes and improvements, newest first.

  1. 2.9.9

    Latest macOSWindows
    • changed Made fixes to MLT Backup where it was failing for users with large libraries
    • fixed Fixed an issue where MLT Backup was asking users to pay on premium after coming from MLT Missing Tracks
  2. 2.9.8

    macOSWindows
    • changed Made a huge improvement to MLT Tags & Cues
    • changed Accuracy of year & Genre data has massively improved
    • improved Improved functionality with Edits & Mashups
    • improved Improved the speed of the SCAN feature inside Tags & Cues
    • changed Placed Audio Recogntion button in a better place
    • improved Improved Setting Cues
    • fixed Fixed an Issue in MLT Backup where it was failing a backup if permissions werent correct on users mac
  3. 2.9.7

    macOSWindows
    • added Added Duplicate crate feature inside CrateView
    • changed Minor Bug Fixes
  4. 2.9.6

    macOS
    • changed Minor improvements to the homepage of the app
  5. 2.9.5

    macOS
    • changed Made the order of the crates in CrateView match the order in Serato
  6. 2.9.4

    macOS
    • improved Revamped MLT Sync - Much faster and Better Design
    • changed iTunes Migration works with Much older iTunes Libraries Now
  7. 2.9.0

    macOSWindows
    • fixed Fixed Add New Music not creating the crate in Serato on newer Macs
    • fixed Fixed Tags & Cues crashing on large libraries
  8. 2.8.9

    macOSWindows
    • changed Bug fixes and stability improvements
  9. 2.8.8

    Windows
    • changed Made Improvements To The Signup Page For MLT
  10. 2.8.7

    macOSWindows
    • changed Made slight improvements to the homepage
  11. 2.8.6

    macOSWindows
    • changed Minor Bug Fixes
  12. 2.8.5

    macOSWindows
    • changed Minor Bug Fixes
  13. 2.8.4

    macOSWindows
    • changed Small Improvement To Help Performance
  14. 2.8.3

    macOSWindows
    • changed Minor Bug Fixes For MLT Find Duplicates
  15. 2.8.2

    macOSWindows
    • fixed Fixed an issue with accounts signing out after one hour
    • changed Minor Bug Fixes
  16. 2.8.1

    macOSWindows
    • improved Updated The Serato 4 Badge On The Homescreen
    • changed Minor Bug Fixes
  17. 2.8.0

    macOSWindows
    • added Added Support for Serato 5.0.0
  18. 2.7.8

    macOSWindows
    • fixed Fixed an issue with Replace in Crates on Extra Large Serato Libraries
  19. 2.7.7

    macOSWindows
    • changed Made minor fixes to MLT Backup
  20. 2.7.6

    macOSWindows
    • fixed Fixed an issue where Switch kept undoing itself if a song was in your library twice
  21. 2.7.5

    macOSWindows
    • fixed Fixed an issue in CrateView Not Hiding All Crates Under A Main Crate
  22. 2.7.4

    macOSWindows
    • fixed Fixed an issue where Serato to USB was not working on Older Macs OS
    • improved Improved wording on Serato to USB to make it easier for Users to understand
  23. 2.7.3

    macOSWindows
    • added Added a fix to Serato to USB to stop users using the incorrect USB format
  24. 2.7.2

    macOSWindows
    • fixed Fixed an issue with Serato to USB with Sub Crates
  25. 2.7.1

    macOSWindows
    • fixed Fixed an issue in Tags & Cues where it was not setting a year if the track already had a genre
  26. 2.7.0

    macOSWindows
    • fixed Fixed an issue with files that are stored in iCloud Drive "Online Only"
  27. 2.6.9

    Windows
    • fixed Fixed audio recognitition inside Tags & Cues
  28. 2.6.8

    macOSWindows
    • fixed Fixed an issue with Add New Music where it wasn't adding tracks for external drives
  29. 2.6.7

    macOS
    • fixed Fixed an issue where Add New Music Wasn't adding new tracks into Serato after the new update
  30. 2.6.6

    macOS
    • changed Made a fix to CrateMatch to accept all Spotify links
    • changed Made Performance Improvementsto Switch and Missing Tracks
  31. 2.6.5

    macOS
    • changed Made major performance fixes to Add New Music With Extra Large Serato Libraries
  32. 2.6.4

    macOS
    • changed Made small performance improvements to MLT
  33. 2.6.3

    macOS
    • changed Made a fix to Add New Music where it wasn't creating the latest import crate for some users
  34. 2.6.2

    macOSWindows
    • fixed Fixed issues with MLT Misplaced Tracks
  35. 2.6.1

    macOSWindows
    • fixed Fixed an issue in Tags & Cues Folder mode where it was showing hidden files
    • improved Improved Performance in Tags & Cues
    • fixed Fixed the try again button in MLT Backup
  36. 2.6.0

    macOSWindows
    • fixed Fixed some tracks that wouldnt load on CDJs when using Serato to USB
    • fixed Fixed removing crates feature on Serato to USB
  37. 2.5.4

    macOSWindows
    • fixed Fixed an issue in CrateMatch where it wasn't reading the tracks from an External Serato Library until Serato Opened and closed again
    • added Added AIFF Playback inside MLT Versions
    • added Added A Player inside MLT Versions
  38. 2.5.2

    macOS
    • fixed Fixed an issue with auto updates.
  39. 2.5.1

    macOSWindows
    • changed Switch and Missing Tracks now find tracks stored outside your user folder on your Mac (e.g. /Applications),
  40. 2.5.0

    macOSWindows
    • added Added a New App Called MLT Versions to help remove unwanted versions of tracks
  41. 2.4.0

    macOS
    • changed Massive Improvements To MLT Tags & Cues
    • changed Minor Bug Fixes
  42. 2.3.1

    macOSWindows
    • fixed Fixed Sync to Rekordbox skipping crates on large libraries. If Rekordbox had lost track of some synced playlists, MLT now repairs them and syncs the crate instead of skipping it.
    • fixed Fixed Sync to Rekordbox Missing Tracks when Rekordbox had the same track listed twice.
    • fixed Fixed Sync saying "completed successfully" when some crates didn't sync. It now tells you how many failed and which ones
  43. 2.3.0

    macOSWindows
    • changed Serato to USB now works on the CDJ-3000X — playlists, waveforms and cues
  44. 2.2.8

    macOSWindows
    • fixed Fixed an issue where some playlists were syncing to Rekordbox empty when using MLT Sync
  45. 2.2.7

    macOSWindows
    • fixed Fixed an issue where crates with symbols and emojis were not being read properly
    • fixed Fixed an issue where a crate created by MLT wasn't always showing up in Serato
    • fixed Fixed an issue in MLT Riddim where changing the name of the parent folder wouldn't update in Serato
    • fixed Fixed "Error selecting library" when changing your Serato library location in Settings
    • fixed Fixed Trash Duplicates and Move Duplicates doing nothing in Find Duplicates on large libraries
    • fixed Fixed an issue in iTunes Migration where one file failing would fail the whole migration
    • improved Improved the overall speed of reading Serato libraries in MLT
    • improved Improved the speed of Serato to USB exports
    • added Added an in-app changelog
  46. 2.2.6

    macOSWindows
    • fixed Fixed an issue in iTunes Migration
    • added Added a new Serato Library Cleanup fix
  47. 2.2.5

    macOSWindows
    • fixed Fixed Missing Tracks not completing a full scan on Windows
    • fixed Fixed Serato History not updating during MLT Switch on Windows
    • added Added close and minimise buttons on Windows
    • changed The app no longer opens full screen on Mac or Windows
    • changed The close and minimise buttons on Mac no longer cover the MLT logo
    • added Added a clearer message for Windows users moving tracks between drives (C:/ to E:/)
    • fixed Fixed MLT Riddim not creating Serato crates on some machines
    • added Added the option in CrateMatch to choose which track variations go into the Serato crate
  48. 2.2.4

    macOSWindows
    • fixed Fixed auto-update in MLT. If the app does not open, download it again from musiclibrarytools.co.uk/download
  49. 2.2.3

    macOSWindows
    • improved Improved Serato setup for new users
    • fixed Fixed auto-detection of the Serato library on Windows
    • fixed Fixed the Report a Year & Genre feature in Tags & Cues
    • changed Minor performance improvements
  50. 2.2.2

    macOS
    • improved Revamped and fixed iTunes Migration
  51. 2.2.1

    macOSWindows
    • fixed Fixed Missing Tracks counting tracks that are already in your library — the count no longer includes entries that can't be relinked
    • fixed Fixed "Nothing to update" appearing after a missing-track search
  52. 2.2.0

    macOSWindows
    • fixed Fixed Serato setup failing with "Unexpected end of JSON input"
  53. 2.1.3

    Windows
    • fixed Fixed Switch and Find Duplicates failing when the laptop had only a Serato 4.x library (Windows build of the 2.1.1 fix)
  54. 2.1.1

    macOS
    • fixed Fixed Switch and Find Duplicates failing when the laptop had only a Serato 4.x library
  55. 2.1.02

    macOS
    • fixed Fixed CrateMatch creating duplicate entries on external Serato libraries
  56. 2.1.01

    macOS
    • changed Plug and Play Backup inside MLT Backup now supports Serato 4.0 libraries
  57. 2.1.0

    macOSWindows
    • added Added Cee B's Crates to CrateMatch, so you can build crates from what DJ Cee B has in his own Serato library
  58. 2.0.39

    macOSWindows
    • fixed Fixed Serato setup for Windows users
    • fixed Fixed CrateMatch creating duplicate tracks inside a new crate
    • added Added approximate local currency for users outside the UK
  59. 2.0.37

    macOSWindows
    • fixed Fixed smart crates with the same name in different subfolders when using MLT Sync
    • fixed Fixed large Rekordbox playlists showing 0 tracks in MLT after using MLT Sync
    • fixed Fixed the crate lists not scrolling in MLT Sync
  60. 2.0.36

    macOS
    • fixed Fixed CrateMatch missing the package it needs to scan Spotify for brand new users
  61. 2.0.35

    macOS
    • fixed Fixed iTunes Migration hanging on libraries of around 60,000 tracks
  62. 2.0.34

    macOS
    • fixed Fixed CrateMatch not putting tracks into the crate on Serato 4
  63. 2.0.33

    macOSWindows
    • fixed Fixed CrateMatch not showing bitrate in the Serato crate it creates
    • fixed Fixed iTunes Migration timing out on large music libraries
    • fixed Fixed the Find Duplicates folder scan keeping the wrong copy in one specific case
  64. 2.0.31

    macOS
    • fixed Fixed an error aimed at Serato 4 users showing for Serato 3 users
  65. 2.0.30

    macOS
    • fixed Fixed Tags & Cues crashing on libraries over 90,000 tracks
  66. 2.0.29

    macOS
    • fixed Fixed iTunes Migration using too much storage during the backup phase
  67. 2.0.27

    macOS
    • fixed Fixed Serato to USB not pre-ticking the crates already on the USB
  68. 2.0.25

    macOS
    • added Added AIFF support to Add New Music
    • fixed Fixed CrateMatch choosing a remix over the original version
  69. 2.0.24

    macOS
    • fixed Fixed MLT Backup not taking the full Serato folder
    • added Added a Serato library health banner to the home screen, shown when something needs attention
    • fixed Fixed Missing Tracks removing the rating rule from Serato smart crates
    • improved Improved Missing Tracks
    • improved Improved loading time when opening Tags & Cues
    • improved Improved applying suggestions in Tags & Cues
    • added Added an undo step to the MLT Switch copy operation
  70. 2.0.23

    macOSWindows
    • fixed Fixed a further issue with sending logs to the developer
  71. 2.0.22

    macOSWindows
    • fixed Fixed the issues some users were having with sending logs
  72. 2.0.21

    macOSWindows
    • added Added the option to order Rekordbox playlists the same as Serato crates in MLT Sync
  73. 2.0.20

    macOSWindows
    • improved Improved the payment flow
  74. 2.0.19

    macOSWindows
    • improved Improved the login experience
    • changed Minor bug fixes
  75. 2.0.18

    macOSWindows
    • fixed Fixed Missing Tracks being unable to replace more than 125,000 tracks
  76. 2.0.17

    macOSWindows
    • fixed Fixed CrateMatch always selecting the C: drive on Windows
    • added Added the option to select multiple versions of a track in a CrateMatch manual search
  77. 2.0.16

    macOSWindows
    • fixed Fixed Serato 3 and 4 not being detected inside MLT while they were open
    • improved Improved how the main music folder works in MLT
  78. 2.0.15

    macOSWindows
    • fixed Fixed Add New Music on external drives
    • fixed Fixed MLT Switch mishandling duplicate tracks
    • fixed Fixed Find Duplicates stopping a scan when a track title contained an unusual character
    • added Added a folder select option to CrateFind
    • added Added batch editing back into Tags & Cues
    • improved Improved the Replace in Crates interface in Find Duplicates
  79. 2.0.14

    macOSWindows
    • added Added the remixer column to Tags & Cues for adding subgenres
  80. 2.0.13

    macOSWindows
    • improved Improved the sign-up page
  81. 2.0.12

    macOSWindows
    • fixed Fixed tracks added through Add New Music not being analysable in Serato
    • fixed Fixed iTunes Migration refusing to run when the machine was low on memory
  82. 2.0.11

    macOSWindows
    • improved Improved the messaging in Missing Tracks for duplicate tracks in a Serato library
  83. 2.0.10

    macOSWindows
    • fixed Fixed CrateMatch not adding a crate to Serato on libraries over 100,000 tracks
  84. 2.0.9

    macOSWindows
    • improved Updated and refreshed the Replace in Crates feature in Find Duplicates
    • fixed Fixed an edge case in MLT Switch
  85. 2.0.8

    macOSWindows
    • fixed Fixed two Missing Tracks issues affecting external drive users
  86. 2.0.7

    macOSWindows
    • fixed Fixed Replace Duplicates in Crates on Windows
  87. 2.0.6

    macOSWindows
    • fixed Fixed Missing Tracks not relinking every track
  88. 2.0.5

    macOSWindows
    • fixed Fixed CrateMatch finding no tracks when the Serato library is on an external drive
  89. 2.0.4

    macOSWindows
    • fixed Fixed the duplicates crate not being created on Windows
    • fixed Fixed analysis not running in Serato to USB on Windows
  90. 2.0.3

    macOSWindows
    • fixed Fixed USB drives not being detected in Serato to USB on Windows
  91. 2.0.2

    macOSWindows
    • fixed Fixed MLT Riddim not loading tracks in Serato 4
    • fixed Fixed Tags & Cues showing a blank title for some users
    • fixed Fixed MLT Switch not consolidating tracks into one folder in some setups
    • fixed Fixed iTunes Migration trying to move streaming tracks
    • fixed Fixed CrateView bringing back hidden crates
  92. 2.0.1

    macOS
    • changed Re-released as 2.0.2 with the same set of fixes.
  93. 2.0.0

    macOSWindows

    Music Library Tools 2.0

    • added Added full Serato 4.x support
    • added Added Restore: bring your library back from a backup, with track paths rewritten to wherever the files actually landed
    • added Added Serato to USB: export crates to a USB stick that CDJs read directly, with cues, keys, artwork and analysis files
    • improved Rebuilt MLT Switch with a new genre and destination flow, a redesigned History tab, and Misplaced Tracks folded in
    • changed Tags & Cues 3.0 is a new engine, with WAV, FLAC, AIFF and M4A/MP4 tag writing
    • improved Rebuilt CrateMatch with a new import, match and review flow, plus conversion history
    • improved Rebuilt Missing Tracks, and it is faster
    • improved Rebuilt iTunes Migration, and it is much faster
    • improved Rebuilt Add New Music with a review step before anything is added to Serato
    • improved Rebuilt MLT Backup from scratch, and it is much faster than the previous version
    • fixed Fixed several Windows issues, including window sizing on smaller screens
    • changed Redesigned the home screen, settings, login and onboarding
    • added Added notification badges to the Missing Tracks and Switch tiles so outstanding issues show at a glance

Running an older build? Download the latest version.
Full release history, including installers, is on GitHub.