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kChem - Chemistry Keyboard

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Category: Utilities

Description

The kChem is a Keyboard Extension, designed for the user who needs to enter chemical formula in word, PPT, notes and other text apps on iPhone or iPad.

For example :

8NH₃ + 3Cl₂ = 6NH₄Cl + N₂
3CO + Fe₂O₃ = 2Fe+3CO₂

Superscripts: ⁰ ¹ ² ³ ⁴ ⁵ ⁶ ⁷ ⁸ ⁹ ⁺ ⁻
Subscripts: ₁ ₂ ₃ ₄ ₅ ₆ ₇ ₈ ₉ ₀ ₊ ₋

This keyboard does not require network access.

Tips:

If you could not find kChem when tap globe key : Remove kChem in the system settings, re-add it.

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Easter Egg  

This is not a keyboard , it's a tool which could help you to create a chemical equation image.

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Growth

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History

Tracking since 09/05/2026. History accumulates as changes are observed — check back soon.