I made a Gemma 4 Mac app that names screenshots with local AI

Name: I made a Gemma 4 Mac app that names screenshots with local AI
Availability: InStock
Author: joas_coder

by joas_coder·May 31, 2026·7 points·6 comments

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AI Analysis

●●SolidNiche GemSolve My ProblemSlick

Bundles a 5GB Gemma 4 model locally to name screenshots without uploading.

Strengths

•Bundled llama.cpp runtime ensures screenshot content never leaves the user's machine.
•Watches existing screenshot folders so you don't need to change capture habits.
•Supports multiple image formats including HEIC and AVIF via macOS decoders.

Weaknesses

•5.3 GB download size is massive for a single-utility macOS app.
•Apple Silicon recommended, limiting reach for older Intel Mac users.

Post Description

I made my first macOS utility app that ships with a bundled Gemma 4 model, specifically the Gemma E4B one. It made my app DMG have 5.3 GB in size, but I think it is a small size for the power that this free local model can provide.

It runs fine on CPU, but can also run on Apple Silicon GPU, although I did not notice any performance improvements with GPU (tested on a M5 chip).

I think these local lightweight and multimodal models will open multiple possibilities for new software tools where privacy is essential.