Interactive whiteboard for schools and universities
For Windows, macOS and Linux.Simply download and start using it right away. No registration required.
OpenBoard is released under the GPLv3 License and maintained by the community on GitHub .
Available on Windows, Mac and Linux so you can stay with what you like the most.
OpenBoard is easy to use yet powerful. It is a tool that can help you do your job and does not get in the way.
Engage K-12 Student with interactive courses or give the perfect lecture at University.
Use a pen tablet, an interactive whiteboard or even a mouse to write and annotate your course. We are constantly working the improve the writing experience.
To help you secure your files, tell me: What (e.g., iOS, Android, Windows) do you use most to take screenshots? I can give you the exact, step-by-step secure redaction method for your specific platform.
You don't always need a specific AI; the built-in editor on your phone often has the "intelligence" to reveal layers if you push the settings to their limits. This works best for digital marker covers.
3. VanceAI Image Restorer (Best for Advanced AI Restoration)
The next time you need to block out private data in a screenshot, remember that a simple brightness adjustment can often undo a sloppy paint job. Do not trust online platforms promising a "free AI unhide text" solution—they are either reading semi-transparent pixels that anyone can see, or they are entirely making things up. Stick to solid geometric shapes to keep your private information permanently private. To help you secure your files, tell me: What (e
If basic exposure sliders can reveal poorly hidden text, how do you properly protect your data? Follow these verified best practices to ensure your screenshots are completely unrecoverable:
Drag the white slider inward to brighten the mid-tones significantly.
The goal is to restore text hidden behind opaque paint (e.g., redaction boxes, highlighter, brush strokes) in a screenshot. While no AI can recover 100% of destroyed data, modern , text removal , and image reconstruction AI models can sometimes infer or partially restore text if the paint is semi-transparent or the original text leaves artifacts. Completely opaque, single-layer paint over text is generally unrecoverable. Free online tools exist, but their results vary widely. “Better verified” means cross-checking AI output with context or partial visible characters. This works best for digital marker covers
Recovering painted screenshot text online using free AI tools is a massive topic. However, a lot of misinformation exists about what is actually possible.
Report: Unhiding Painted Screenshot Text Using AI and Manual Methods
the screenshot in your phone's default photo editor (iOS or Android). Adjust these specific sliders to 100 (Max) : Exposure Brilliance Highlights Shadows Adjust Contrast to -100 (Min) . Do not trust online platforms promising a "free
If manual adjustments fail, these AI-driven platforms can often reconstruct or "see through" the noise better.
Unhiding text that has been painted over (redacted) in a screenshot is a common challenge, often arising when someone needs to recover information from a censored image. While many "AI tools" claim to do this instantly, the reality depends heavily on the method used to hide the text. The Reality of "Unhiding" Text
Using free online tools comes with risks, especially when dealing with sensitive information.