No download needed for most of SWLens — every builder, Rune Lens, RTA Lens & the Bestiary run right in your browser. The desktop client is an optional add-on that embeds the game for a live in-game overlay on Windows.
Windows 10/11 · Free · Optional

SWLens Client

Play Summoners War with every SWLens tool built right into the game window. No Alt-Tab, no window juggling — the client embeds the game and runs your tools live.

Download for WindowsLaunch web app
v0.1.7SWLens-Setup.exe~166 MBRelease notes

Embedded game window

Summoners War runs inside SWLens — every tool side-by-side, no Alt-Tab.

Real-time Rune Lens

KEEP / SELL / RE-APP verdicts paint on the Sell screen, with Sell-lock protection.

RTA Lens

Scout any player — pick/ban & win rates, matchups, comps and leaderboards.

Bestiary

Look up any monster as you play: builds, win rates, best comps and counters.

All 6 builders, native

RTA, Siege, Arena, WGB, Cairos & General Optimizer — straight from your box.

Cloud sync & auto-updates

Your builds, JSON and stats sync everywhere; the client updates itself.

Before you install

Requirements
  • Windows 10 or 11 (64-bit)
  • The Steam version of Summoners War
  • ~150 MB free disk space
  • A free swlens.io account
Getting started
  1. Run the installer and approve the admin prompt (needed to embed the game).
  2. Open Summoners War on Steam and wait for the title screen.
  3. Hit Attach in SWLens — that's it.
Unsigned build — Windows SmartScreen may warn on first run; click “More info → Run anyway”. Code signing is coming.