Pixel Resizer vs ShaderMania
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Pixel Resizer
Easily resize images to any custom pixel dimensions, up to 4000x4000. This tool is ideal for developers needing specific screenshot sizes for app stores, or for social media posts. Save presets for quick, simultaneous exports without lag.
- Custom pixel dimensions up to 4000x4000
- Unlock aspect ratio constraints
- Import, resize, and export images
- Immediate export with no lag
- Optional preset sizes for batch export
- Ideal for Xcode developer screenshots
- Supports Instagram, Facebook, and more
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-Custom Scale images to any Exact Pixel Dimensions: Without the constraint of locked aspect ratios -ANY dimensions up to 4,000 x 4,000 pixels -Import -> Change Output Dimension Pixels -> Export -Immediate export of modified image(s) - no lag time -Optional Set of Preset Sizes that can be exported all at once -Works for any Custom Screenshot size needs -Best App for Xcode Developer Screenshots -Use for Instagram, Facebook, App Store, Selfies, and more! Xcode and iOS Developers now have the fastest tool for adjusting required iOS Developer Screenshots to the exact pixel dimensions they need to be for App Store Connect: All you have to do is set the dimensions to the correct pixel size and save as presets to export all screenshots at once if your app looks the same on all the screenshot size pixel ratios required for submission to the App Store.
ShaderMania
Create, edit, and share Metal shaders with a live coding environment and real-time preview. Explore a database of public and tutorial shaders, connect nodes to build complex effects, and export your creations. A physical keyboard is recommended for optimal use.
- Live coding of Metal fragment shaders
- Real-time preview and playback
- Node-based shader creation
- Public shader database
- Tutorial shaders with video links
- Export shader output to PNG
- Syntax checking and error display
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Create, edit, render, share, and learn Metal shaders with ShaderMania for iPad. ShaderMania is a visual Metal shader editor for iPadOS. Write fragment shaders with realtime preview and playback, organize shaders and images as nodes, connect shader inputs, expose parameters as sliders, and export rendered images. ShaderMania also includes a public shader library with examples and tutorial shaders, including links to explanation videos where available. ShaderMania is free to use. Optional tips are available if you want to support development. A physical keyboard is recommended for coding shaders on iPad. Features • Live Metal fragment shader editing with realtime preview and playback. • Visual node graph for shader and image nodes. • Connect shader nodes to build reusable shader chains. • Named shader input slots declared directly in shader source code. • Parameter annotations for sliders and live UI controls. • Realtime syntax checking, compiler errors, and warnings. • Render to custom resolutions and export PNG images. • Undo and redo for common node graph edits. Shader Library • Browse public shader examples and tutorial shaders. • Add shaders from the library to your own projects. • Upload useful, inspectable shader work to the public library.
Screenshots
Verdict
The clearest difference is price: ShaderMania at Free against Pixel Resizer's $2.99. ShaderMania also leads on review sentiment (100% vs 79%). Pixel Resizer's advantage is in-app purchases (none vs 3) and update cadence (every 2 months vs every 16 months). On ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
ShaderMania is free to download; Pixel Resizer costs $2.99 up front. ShaderMania sells 3 one-off in-app purchases. Pixel Resizer asks for nothing beyond the download.
Pixel Resizer ships an update every 2 months, ShaderMania every 16 months. The most recent releases landed on October 26, 2026 and October 2, 2026 respectively.
| Parameter | Pixel Resizer | ShaderMania |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 4.1 (14 ratings) — better | — |
| Positive reviews | 78.6% of reviews | 100.0% of reviews — better |
| Number of ratings | 14 — better | — |
| Update frequency | Every 2 months — better | Every 16 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free — better |
| Best chart rank | #116 — better | — |
| Devices | iPhone, iPad, iPod — better | iPad, Mac |
| Requires iOS | 11.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 59 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | Bad Assassin Games | Markus Moenig |
Customer experience
Pixel Resizer
ShaderMania
In-app purchases
Pixel Resizer
No in-app purchases
ShaderMania
- Small Tip$1.99
- Medium Tip$4.99
- Large Tip$9.99
Questions
Is Pixel Resizer free?
Is ShaderMania free?
Do Pixel Resizer or ShaderMania have ads?
Which is updated more often, Pixel Resizer or ShaderMania?
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