A teacher writes “improve your handwriting” in red ink. But improve what, exactly?

That question started Vahini Technologies.

In Indian classrooms, one teacher handles 40-60 students. There is no time to sit with each child and observe how they write — only what the notebook shows afterward. The feedback is always the same: “write neatly.”

But messy handwriting isn't one problem. One child presses too hard and their hand tires by line 5. Another writes too fast and their spacing collapses. A third reverses “b” and “d” because their visual memory hasn't developed yet. Each child needs a different answer.

We built a pen that measures the writing process — pressure, speed, stability, rhythm — things a notebook page can never show. Then we realized: not every family needs a ₹5,000 pen. Sometimes a phone photo of the notebook is enough to start.

So we built both. A free notebook scan that any parent can try in 60 seconds. And a patented smart pen for schools that want the full picture.