Responsively App
Free open‑source browser for instant multi‑device responsive testing
Pricing Features
Free Tier
Other Features
Open Source
Donation Supported
Capability Features
All Devices At Once
Mirrored Interactions
Quick Context Switching
Extensive Device Profiles
Unified Inspector
One Click Screenshots
Individual Device Screenshot
Viewport Screenshot
Basic Browser Features
Cookie ManagementLocal StorageSession StorageBookmarksDevTools
Electron Based
Hot Reloading
Built-in Device Profiles
30
Custom Device Profiles
Multi-Platform Support
Batch Screenshot Export
Limitation Features
No Real Device Rendering
No Side-by-Side Multiple Domains
No Native Browser Engine