---
title: "Native App Performance (CLI-only) - Air Market"
description: "Your native app is slower than it should be and you do not know which part is at fault. This records what the app is doing while it runs and points at the places eating the time. Reach for it when yo…"
canonical: "https://airmarket.ai/app/native-app-performance"
---

[Air Market](/) / [Developer Tools](/category/devtools) / Native App Performance (CLI-only)

Skill by [Peter Steinberger](/@steipete)

# Native App Performance (CLI-only)

Find the code your app is really spending its time in

## What this does

Your native app is slower than it should be and you do not know which part is at fault. This records what the app is doing while it runs and points at the places eating the time. Reach for it when you want the slow spot named before you start changing code.

### Top 3 things it does for you

- Record a Time Profiler trace
- Find the hotspots in a trace
- See where the time actually goes

## Information

**Native App Performance (CLI-only) at a glance**

|  |  |
| --- | --- |
| Kind | Skill |
| Publisher | [Peter Steinberger](/@steipete) |
| Category | [Developer Tools](/category/devtools) |
| Works with | Agent Skills - an open standard supported by 40+ agents |
| Size | 8 KB |
| Licence | MIT |
| Repository | [steipete/agent-scripts](https://github.com/steipete/agent-scripts/tree/5dc3c2435ba70f39a7fd022a80bf12c5c2b6b0c5/skills/native-app-performance) |
| GitHub stars | 6,562 (as of Nov 2026) |
| Installs | 248, counted by skills.sh (Nov 2026) |

## Security report

**Verified.** AIR scanned this exact version of Native App Performance (CLI-only) and flagged nothing. AIR's verdict: **safe**.

**What Native App Performance (CLI-only)'s check was run against**

|  |  |
| --- | --- |
| Commit | 5dc3c2435ba70f39a7fd022a80bf12c5c2b6b0c5 |
| Content hash | 95ef363cbdd030b2355aa8fb0b6c1e37e456a6e3da730402a885a748d8b1230c |
| Files read | [Browse the files at this exact commit](https://github.com/steipete/agent-scripts/blob/5dc3c2435ba70f39a7fd022a80bf12c5c2b6b0c5/skills/native-app-performance/SKILL.md) |

A scan is named by the exact content it read, not by a version number. A different version is a different artifact, and nothing here applies to a version AIR has not scanned.

[Read the full security report for Native App Performance (CLI-only)](/security/native-app-performance)

## About Native App Performance (CLI-only)

Performance work on native apps using xctrace and the Time Profiler.

It records traces and identifies hotspots, so the time an app spends is attributed to the code spending it.

## What's inside

- SKILL.md - instructions
- scripts/extract_time_samples.py - script
- scripts/record_time_profiler.sh - script
- scripts/top_hotspots.py - script

## Questions

### Is Native App Performance (CLI-only) safe to install?

AIR scanned this exact version of Native App Performance (CLI-only) and flagged nothing. AIR's verdict: safe. The verdict is named by the content that was read, at commit 5dc3c2435ba7, so it cannot drift onto a version nobody scanned. The full report is at https://airmarket.ai/security/native-app-performance.

### How do I install Native App Performance (CLI-only)?

Open https://airmarket.ai/app/native-app-performance on Air Market and use the install action: Air Market hands Claude a prompt naming this exact skill, and Claude sets it up. Source, pinned to the exact commit this listing describes: https://github.com/steipete/agent-scripts/tree/5dc3c2435ba70f39a7fd022a80bf12c5c2b6b0c5/skills/native-app-performance. Install from that link, not the branch.

## Related on Air Market

- [More Developer Tools listings](/category/devtools)
- [Everything by Peter Steinberger](/@steipete)

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Canonical URL: <https://airmarket.ai/app/native-app-performance>