| Price from | Free | — |
| Free plan | Yes | — |
| Free trial | — | — |
| Open source | — | — |
| Windows | Yes | — |
| macOS | Yes | — |
| Linux | Yes | — |
| Plans published | 1 | 0 |
| Spec score · Screenshot Annotation Software | 8.6 (#6) | 6.6 (#76) |
| Annotations | Annotation tools include pen, marker, shapes, text, stickers, blur, pixelation, effects, and watermarks. | Its annotation tools include boxes, arrows, text, highlights, freehand pen, redaction, and crop. |
| Capture | It can capture custom or previously selected areas, screens, and windows, with configurable delay. | It captures a visible area or a full page, including an option to wait three seconds before capturing. |
| Capture modes | It supports rectangular-area, last-area, full-screen, current-screen, focused-window and window-under-cursor captures, with cursor capture options. | It supports full-page captures, visible-area captures, and full-page captures after a three-second countdown. |
| Distribution | The README lists Linux packages including RPM, DEB, APT, Snap, Flatpak, and AppImage, plus Windows and macOS downloads. | The README says the Chrome Web Store listing is not yet published and instructs users to build from source and load the extension unpacked. |
| Free plan | Yes | Yes |
| License | The GitHub project lists Ksnip under the GPL-3.0 license. | The repository identifies the project as MIT licensed. |
| Purpose | Ksnip is a Qt-based cross-platform screenshot tool with annotation features. | Shotback is a Chrome extension for screenshot review, annotation, and LLM-assisted visual feedback. |