The previous local AI job ended before completion. True Scale v3.2 records the exact model, AI pass, disk checkpoint, and encoding stage without silently lowering scale.

Private AI Upscaler · True Scale v3.2 Large Photo

Exact 2x, 4x, or 8x compact Real-ESRGAN output, streamed safely on-device. Your photo is never uploaded by this app.

🔒 100% client-side processing

1. Choose an image

JPG, JPEG, PNG, WebP, HEIC, HEIF, AVIF, GIF, BMP, JPEG XL, TIFF, and other browser-supported photos.

🖼️

Drop your image here or select it from your device

No file selected

2. Upscale settings

v3.2 keeps the validated 4.87 MB compact Real-ESRGAN model and adds isolated large-photo source staging before AI.

Image category

Scale

2x 4x 8x

Quality level

Download format

Mobile engine policy

Processing engine Checking…

The worker is checking local WASM runtime and cache status.

Photo decoding, AI inference, disk streaming, and final encoding use separated stages to avoid overlapping memory peaks.

Engine diagnostics and exact errors

No engine errors yet.

Exact-scale iPhone safety Waiting for image

Select an image to see exact AI input, exact final dimensions, storage needs, and the pass/fail boundary.

Default: exact 2x Medium JPG. The source is first staged locally in a decode-only worker; only after that worker is destroyed does the app load and verify genuine compact Real-ESRGAN.

Preparing… 0%

Timing starts when Convert is tapped.

Screen wake lock inactive.

AI model cache status will appear after the app starts.

3. Before / After

Move the slider to inspect the AI-generated result.

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BEFORE AFTER