# Simslim

> Run more iOS simulators by disabling background services

- Canonical URL: https://www.fosshunter.com/tools/simslim
- JSON export: https://www.fosshunter.com/tools/simslim.json
- Website: https://github.com/MobAI-App/simslim
- Category: Emulator
- Open source: yes
- Self-hostable: yes
- Verified listing: no
- Featured: no
- Published at: 2026-11-03T05:45:32+00:00
- Catalog revision: `1865733083`

## Repository metrics (point-in-time)

- Repository: https://github.com/MobAI-App/simslim
- Stars: 3472
- Forks: 153
- Open issues: 4
- License: MIT
- Last push: 2026-10-26T15:59:22+00:00
- Metrics observed at (synced_at): 2026-11-04T07:42:11+00:00
- Archived: no

Tags: Self-Hosted, IOS, Emulator, Optimization, Simulators
Tech stacks: go, golang, Makefile, Shell, swift, SwiftUI, xcode

## Features
- Reduces simulator memory consumption by approximately four times. *(highlighted)*
- Disables over one hundred unnecessary background services and daemons. *(highlighted)*
- Includes a SwiftUI application for managing simulator status and RAM. *(highlighted)*

## Description

Simslim is an optimization tool that reduces iOS simulator memory usage by disabling unnecessary background services. It cuts memory footprint by four times, allowing developers to run many more simulators on a single Mac.

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Source: [FOSSHunter — Simslim](https://www.fosshunter.com/tools/simslim) — cite `synced_at` and the catalog revision when quoting metrics.
Interpretation rules: https://www.fosshunter.com/llms-full.txt