SPATIAL REASONING · OFFLINE

Think beyond
the flat screen.

Follow six guided paths, review missed questions, and build spatial intuition through focused challenges for iPhone and iPad.

沿六条学习路径持续训练，通过错题复习与专注挑战建立三维直觉。

No accountNo adsNo trackingTraining on-device
Foldmetry app icon
↻

Mental Rotation

Recognize the same solid from a new orientation.

◇

Cube Folding

Turn a flat six-face net into a complete cube.

3D

Perspective

Project a structure from front, side, or top.

⌁

Paper Folding

Reverse each fold to reveal the full pattern.

▦

Block Assembly

Reason about columns, volume, and hidden cubes.

⌗

Cross Sections

Find exact slices through three-dimensional structures.

Private by design.

Your practice history and answers stay on your device. Foldmetry has no account system and no ads. Optional anonymous analytics uses TelemetryDeck and can be turned off in Settings.

隐私优先。

训练记录与答案仅保存在你的设备上。无需账号，不含广告。可选的匿名统计使用 TelemetryDeck，可在设置中关闭。