Caliper - iOS App Size Analyzer

January 26, 2026

Version updated for https://github.com/kibotu/caliper to version 1.2.1.

This action is used across all versions by ? repositories.

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Action Summary

Caliper is a GitHub Action designed to analyze iOS app bundle sizes at the module level, providing detailed insights into binary sizes, asset usage, module ownership, and Swift package versions. It automates the generation of interactive, searchable HTML reports that help teams track size metrics, identify optimization opportunities, and assign ownership responsibility for modules. This tool is ideal for maintaining control over app size growth and improving app performance.

Release notes

Caliper 1.2.1

Installation

Using Mint:

mint install kibotu/caliper@1.2.1

Manual build:

git clone https://github.com/kibotu/caliper.git
cd caliper
git checkout 1.2.1
swift build -c release

Changes

See commit history for details.

kibotu
GitHub Actions