How to use it
- Choose initials or select a source image.
- Set colors and review the generated sizes.
- Download the ZIP and inspect each output before publishing.
Media & Files · Local-first · Beta
Favicon & App Icon Generator
Create a local set of bounded favicon and app-icon PNG sizes from initials, colors or an image.
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Trust record
Check the method before you rely on the result
- Method
- Render a bounded canvas at common web and app dimensions and package the copies in a local ZIP.
- Icon set = bounded canvas render at 16, 32, 48, 180, 192 and 512 px
- Effective period
- Formula-based; no statutory effective period
- Last verified
- 10 August 2026
- Review every 365 days
- Reviewer status
- Product and domain review: specialist approval not required
- Privacy
- Selected files are processed locally in this browser. Files and their contents are not uploaded, stored, put in URLs or sent to analytics.
Important limitations
- App stores and platforms may require additional icon masks or metadata.
- The generator does not inspect a brand trademark or publish an icon.
Browse Media & Files · Methodology · Sources
A quick guide
Use the number with context
The answer is only useful when you know what it includes and what it leaves out.
Formula
Icon set = bounded canvas render at 16, 32, 48, 180, 192 and 512 px
Outputs are starting assets; platform-specific manifests and masks remain your responsibility.
Make it concrete
Worked example
The initials KK become six PNG files suitable for quick favicon testing.
Boundaries
What this tool does not assume
Limitations
- App stores and platforms may require additional icon masks or metadata.
- The generator does not inspect a brand trademark or publish an icon.
Edge cases
- Initials are limited to three characters.
- Source images are decoded under shared pixel and byte limits.
Last reviewed 10 August 2026 · Formula version 1.0
Method & sources
How this result is grounded
The formula is deterministic and runs in your browser. Read the reference below for the method used by this tool.
- Sharing and file utilities methodology v1
KarobarKit controlled methodology · authoritative reference · Checked 10 August 2026
Supports: payload escaping · file limits · safe decoded-content handling · local-only boundary
Questions
Frequently asked
Is the source image uploaded?
No. The browser creates the icon set and ZIP locally.
Keep going
Related tools
A related local-first tool for the next step.
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Source register checked 10 August 2026.