LoL Catalyst: Builds for LoL
9.2 3K+
v1.55.23 by iDunnoLolz
About Catalyst
Catalyst (Package Name: com.ggstudios.lolcatalyst) is developed by iDunnoLolz and the latest version of LoL Catalyst: Builds for LoL 1.55.23 was updated on April 20, 2026. LoL Catalyst: Builds for LoL is in the category of Entertainment with the feature Watching Trailers. You can check all apps from the developer of LoL Catalyst: Builds for LoL and find 108 alternative apps to LoL Catalyst: Builds for LoL on Android. Currently this app is for free. This app can be downloaded on Android 5.0+ on APKFab or Google Play. All APK/XAPK files on APKFab.com are original and 100% safe with fast download.
The ultimate companion app for League of Legends players.
LOL BUILDS
Quickly get the best builds for any champion. See builds from several sources so you can always find a build you like. A recommended build is shown for each champion for your convenience.
TOOLS
Access dozens of LoL related tools such as a full fledged game encyclopedia, bans helper and summoner lookup (check the full feature list below).
LOLESPORTS
Always up to date game schedule for professional matches from every region. View game results, highlights or full games or check how your favorite teams are doing in the standings.
TFT
Pick your desired traits or a few champions you want to use and see all of the options you have. Let Catalyst take care of the calculations so you can focus on playing the game your way. A complete cheat sheet is offered for your convenience.
MORE
- Multiple builds per champion from a diverse range of sources
- Specific match up tips
- Guide digests from sites such as Mobafire
- Champion counters
- Recommended bans based on your elo
- Game encyclopedia (look up items, summoners, runes, etc. right in the app!)
- Summoner lookup
- News and patch notes about the game
- ARAM builds
- LoL Esports (view schedules, team standings, and watch games)
- Build stats and analysis
- LoL Composition - Team composition analyzer (analyze weaknesses in enemy team compositions)
- LoL Meta - An tool that analyzes the current trends and give you an idea of what the meta looks like at each elo tier
ALL TFT FEATURES
- Static information (includes information about champions, items and traits)
- Cheat sheets
- Team builder
- Auto-generated team suggestions
- And more to come!
Want to help translate this app into another language? Email me at support@idunnololz.com!
LOL BUILDS
Quickly get the best builds for any champion. See builds from several sources so you can always find a build you like. A recommended build is shown for each champion for your convenience.
TOOLS
Access dozens of LoL related tools such as a full fledged game encyclopedia, bans helper and summoner lookup (check the full feature list below).
LOLESPORTS
Always up to date game schedule for professional matches from every region. View game results, highlights or full games or check how your favorite teams are doing in the standings.
TFT
Pick your desired traits or a few champions you want to use and see all of the options you have. Let Catalyst take care of the calculations so you can focus on playing the game your way. A complete cheat sheet is offered for your convenience.
MORE
- Multiple builds per champion from a diverse range of sources
- Specific match up tips
- Guide digests from sites such as Mobafire
- Champion counters
- Recommended bans based on your elo
- Game encyclopedia (look up items, summoners, runes, etc. right in the app!)
- Summoner lookup
- News and patch notes about the game
- ARAM builds
- LoL Esports (view schedules, team standings, and watch games)
- Build stats and analysis
- LoL Composition - Team composition analyzer (analyze weaknesses in enemy team compositions)
- LoL Meta - An tool that analyzes the current trends and give you an idea of what the meta looks like at each elo tier
ALL TFT FEATURES
- Static information (includes information about champions, items and traits)
- Cheat sheets
- Team builder
- Auto-generated team suggestions
- And more to come!
Want to help translate this app into another language? Email me at support@idunnololz.com!
Catalyst 1.55.23 Update
- Update to patch 26.9- Bug fixes
Read More
Catalyst Features
Related Videos
LoL Catalyst - Immersive Mode
Previous Versions
More
Screen DPI: nodpi
SHA1: 06a08453724f7b12f0d7ea5baa0c563723e8eab3
Size: 61.42 MB
What's New:
- Update to patch 26.9
- Bug fixes
- Bug fixes
Screen DPI: nodpi
SHA1: 5a6d0df351f49c37f0196f8deb60f451bd5e0eb6
Size: 60.78 MB
What's New:
- Update to patch 26.8
- Bug fixes
- Bug fixes
Variant
Arch
Version
DPI
837
April 12, 2026
LoL Catalyst: Builds for LoL
1.55.21
(837)
Screen DPI: nodpi
SHA1: eeaaddfc14607969279dbca4ca5becdb647aceb8
Base APK: com.ggstudios.lolcatalyst.apk
Split APKs: config.mdpi
Size: 56.47 MB
What's New:
- Update to patch 26.7
- Bug fixes
- Bug fixes
nodpi
837
April 17, 2026
LoL Catalyst: Builds for LoL
1.55.21
(837)
Requires Android: Android 6.0+
Screen DPI: nodpi
SHA1: f0f84dd8d4de20dd89021087794872730f663754
Base APK: com.ggstudios.lolcatalyst.apk
Split APKs: config.xhdpi
Size: 49.95 MB
What's New:
- Update to patch 26.7
- Bug fixes
- Bug fixes
Android 6.0+
nodpi
Variant
Arch
Version
DPI
836
March 23, 2026
LoL Catalyst: Builds for LoL
1.55.20
(836)
Screen DPI: nodpi
SHA1: e72ada771c36979c7d2617992e7113474beba640
Base APK: com.ggstudios.lolcatalyst.apk
Split APKs: config.mdpi
Size: 56.45 MB
What's New:
- Update to patch 26.6
- Bug fixes
- Bug fixes
nodpi
836
March 24, 2026
LoL Catalyst: Builds for LoL
1.55.20
(836)
Requires Android: Android 6.0+
Screen DPI: nodpi
SHA1: 5117c5a2573b91bf75dd8a73e2d1a38f0c96c3c3
Base APK: com.ggstudios.lolcatalyst.apk
Split APKs: config.xhdpi
Size: 49.94 MB
What's New:
- Update to patch 26.6
- Bug fixes
- Bug fixes
Android 6.0+
nodpi
More Information
Package Name:
Category:
Update Date:
2026-04-20
Latest Version:
1.55.23
Need Update:
Available on:
Requirements:
Android 5.0+
Report:
Safe to Download
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