AI Graph Reader
Categorical Digitization

Bar & Column Chart Digitizer

The premier online bar graph reader. Digitize vertical and horizontal bar charts, stacked columns, and grouped graphs into structured Excel and CSV spreadsheets.

Type:
✨ Auto-detected Bar & Column Chart — Shifted Section
Canvas WorkspaceReady
X-Axis Range
to
Y-Axis Range
to
Scale Type
Series Filter

Digitized Data

Real-Time Sync
#X ValueY ValueDelete
Click to edit inline
Points0
X-Mean0.0
Y-Peak0.0

Grouped Category Matching

Automatically matches multiple series bars across temporal periods or categorical clusters.

Stacked & 100% Percentage Bars

Calculates cumulative stack baselines and individual segment heights with mathematical verification.

Horizontal & Vertical Orientations

Detects bar orientation automatically and maps baseline coordinates from left or bottom axes.