Up to 2.1× the FPS of vanilla.

Same PC, same server. Sour Client just runs faster.

Download for free Explore the features →
  • Completely free, with more than 60 built-in mods
  • FPS boost with 3 performance tiers
  • Deep customisation, plus custom cloaks with Sour Gold

Superflat world, render distance 10, 1080p, VSync off, against vanilla Minecraft 1.8.9 on our test PC. See full comparison

1.7 Animations Culling Engine Render Tiers HUD Editor Custom Keybinding Cosmetics Discord RP Hypixel Stats Zoom Nick Hider Chat Tools Raw Mouse Input Async Chunk Loading Custom Crosshair

Built like a product, not a modpack

Average FPSSuperflat · render distance 10 · same PC
Sour Client2100
Vanilla 1.8.91000
Badlion Client850
[ Measured 16 Sep · superflat, render distance 10, identical settings ]