Download DuoBolt
for macOS and Windows
Free to download and free to use. A one-time purchase from $34.99 lifts the free tier’s 25-file limit.
Desktop Downloads
No account, no card. Every download starts with 7 days of Pro. View pricing.
Prefer package managers? Install via Homebrew on macOS — the Installation guide walks through it.
macOS 11+ (Universal) · Windows 10/11 (x64 and ARM64, both native)
New in 2.1, on macOS: Similars scans your Photos library directly.