Sample PNG File Download — Transparent & Opaque Test Images
Download free transparent PNG samples and opaque variants — RGBA, RGB, grayscale, indexed color, and 1-bit. Includes icons (32px to 256px) and favicons. Use these PNG test files with alpha channel to verify transparency handling, image processing pipelines, and bit-depth support across viewers and browsers.
PNGsample-100kb.png
110 KB
1280×720 · 24-bit · RGB
Verified file details
- Filename
- sample-100kb.png
- Exact size
- 112,541 bytes
- Displayed size
- 110 KB
- MIME type
- image/png
- Dimensions
- 1,280 x 720 px
- Bit depth
- 24-bit
- Color space
- RGB
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/png/sample-100kb.png
PNGsample-500kb.png
501 KB
1920×1080 · 24-bit · RGB
Verified file details
- Filename
- sample-500kb.png
- Exact size
- 512,600 bytes
- Displayed size
- 501 KB
- MIME type
- image/png
- Dimensions
- 1,920 x 1,080 px
- Bit depth
- 24-bit
- Color space
- RGB
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/png/sample-500kb.png
PNGsample-1mb.png
1.00 MB
2560×1440 · 24-bit · RGB
Verified file details
- Filename
- sample-1mb.png
- Exact size
- 1,051,417 bytes
- Displayed size
- 1.00 MB
- MIME type
- image/png
- Dimensions
- 2,560 x 1,440 px
- Bit depth
- 24-bit
- Color space
- RGB
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/png/sample-1mb.png
PNGsample-5mb.png
5.00 MB
4096×2160 · 24-bit · RGB
Verified file details
- Filename
- sample-5mb.png
- Exact size
- 5,247,442 bytes
- Displayed size
- 5.00 MB
- MIME type
- image/png
- Dimensions
- 4,096 x 2,160 px
- Bit depth
- 24-bit
- Color space
- RGB
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/png/sample-5mb.png
PNGtransparent-small.png
1.3 KB
200×200 · 32-bit · transparent · RGBA
Verified file details
- Filename
- transparent-small.png
- Exact size
- 1,375 bytes
- Displayed size
- 1.3 KB
- MIME type
- image/png
- Dimensions
- 200 x 200 px
- Bit depth
- 32-bit
- Transparency
- Yes
- Color space
- RGBA
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/png/transparent-small.png
PNGtransparent-logo.png
6.2 KB
500×500 · 32-bit · transparent · RGBA
Verified file details
- Filename
- transparent-logo.png
- Exact size
- 6,384 bytes
- Displayed size
- 6.2 KB
- MIME type
- image/png
- Dimensions
- 500 x 500 px
- Bit depth
- 32-bit
- Transparency
- Yes
- Color space
- RGBA
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/png/transparent-logo.png
PNGtransparent-1080.png
42.1 KB
1920×1080 · 32-bit · transparent · RGBA
Verified file details
- Filename
- transparent-1080.png
- Exact size
- 43,095 bytes
- Displayed size
- 42.1 KB
- MIME type
- image/png
- Dimensions
- 1,920 x 1,080 px
- Bit depth
- 32-bit
- Transparency
- Yes
- Color space
- RGBA
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/png/transparent-1080.png
PNGsample-rgba.png
22.5 KB
1000×1000 · 32-bit · transparent · RGBA
Verified file details
- Filename
- sample-rgba.png
- Exact size
- 23,030 bytes
- Displayed size
- 22.5 KB
- MIME type
- image/png
- Dimensions
- 1,000 x 1,000 px
- Bit depth
- 32-bit
- Transparency
- Yes
- Color space
- RGBA
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/png/sample-rgba.png
PNGsample-rgb.png
15.6 KB
1000×1000 · 24-bit · RGB
Verified file details
- Filename
- sample-rgb.png
- Exact size
- 16,005 bytes
- Displayed size
- 15.6 KB
- MIME type
- image/png
- Dimensions
- 1,000 x 1,000 px
- Bit depth
- 24-bit
- Color space
- RGB
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/png/sample-rgb.png
PNGsample-grayscale.png
15.6 KB
1000×1000 · 8-bit · Grayscale
Verified file details
- Filename
- sample-grayscale.png
- Exact size
- 16,005 bytes
- Displayed size
- 15.6 KB
- MIME type
- image/png
- Dimensions
- 1,000 x 1,000 px
- Bit depth
- 8-bit
- Color space
- Grayscale
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/png/sample-grayscale.png
PNGsample-indexed.png
4.4 KB
500×500 · 8-bit · Indexed
Verified file details
- Filename
- sample-indexed.png
- Exact size
- 4,533 bytes
- Displayed size
- 4.4 KB
- MIME type
- image/png
- Dimensions
- 500 x 500 px
- Bit depth
- 8-bit
- Color space
- Indexed
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/png/sample-indexed.png
PNGsample-1bit.png
4.4 KB
500×500 · 1-bit
Verified file details
- Filename
- sample-1bit.png
- Exact size
- 4,533 bytes
- Displayed size
- 4.4 KB
- MIME type
- image/png
- Dimensions
- 500 x 500 px
- Bit depth
- 1-bit
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/png/sample-1bit.png
PNGsample-icon-32.png
148 B
32×32 · 32-bit · transparent · RGBA
Verified file details
- Filename
- sample-icon-32.png
- Exact size
- 148 bytes
- Displayed size
- 148 B
- MIME type
- image/png
- Dimensions
- 32 x 32 px
- Bit depth
- 32-bit
- Transparency
- Yes
- Color space
- RGBA
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/png/sample-icon-32.png
PNGsample-icon-64.png
267 B
64×64 · 32-bit · transparent · RGBA
Verified file details
- Filename
- sample-icon-64.png
- Exact size
- 267 bytes
- Displayed size
- 267 B
- MIME type
- image/png
- Dimensions
- 64 x 64 px
- Bit depth
- 32-bit
- Transparency
- Yes
- Color space
- RGBA
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/png/sample-icon-64.png
PNGsample-icon-256.png
1.8 KB
256×256 · 32-bit · transparent · RGBA
Verified file details
- Filename
- sample-icon-256.png
- Exact size
- 1,833 bytes
- Displayed size
- 1.8 KB
- MIME type
- image/png
- Dimensions
- 256 x 256 px
- Bit depth
- 32-bit
- Transparency
- Yes
- Color space
- RGBA
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/png/sample-icon-256.png
PNGsample-favicon-16.png
107 B
16×16 · 32-bit · transparent · RGBA
Verified file details
- Filename
- sample-favicon-16.png
- Exact size
- 107 bytes
- Displayed size
- 107 B
- MIME type
- image/png
- Dimensions
- 16 x 16 px
- Bit depth
- 32-bit
- Transparency
- Yes
- Color space
- RGBA
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/png/sample-favicon-16.png
Transparent PNG files — what they're used for
- Logos and icons overlaid on colored backgrounds
- Watermarks for images and documents
- UI elements in web and app design
- Sprite sheets for games and animations
- Stickers for chat apps and social media
PNG bit depth explained
| Bit Depth | Colors | Use Case | File |
|---|---|---|---|
| 1-bit | Black & white | Line art, QR codes | sample-1bit.png |
| 8-bit indexed | 256 colors | Simple graphics, older formats | sample-indexed.png |
| 8-bit grayscale | 256 shades | Medical imaging, documents | sample-grayscale.png |
| 24-bit RGB | 16.7M colors | Standard photos | sample-rgb.png |
| 32-bit RGBA | 16.7M + alpha | Logos, UI elements, icons | sample-rgba.png |
PNG vs JPG — when to use each
Use PNG when
- Transparency needed (logos, icons)
- Lossless quality required (diagrams, text)
- Screenshots and screen-recorded content
- Small graphics with flat colors
Use JPG when
- Photographs and complex images
- File size is critical
- No transparency needed
- Social media uploads
Technical specifications
| Compression | Lossless (DEFLATE) |
| Color modes | RGBA, RGB, Grayscale, Indexed, 1-bit |
| Transparency | Full alpha channel (0–255 opacity) |
| Dimensions | 16×16 to 4096×2160 |
| EXIF data | None (stripped) |
Frequently Asked Questions
PNG transparent background — How does it work?
Transparent PNGs use a 32-bit RGBA color mode where the fourth channel (alpha) controls opacity — 0 is fully transparent, 255 is fully opaque. This lets logos, icons, and UI elements overlay any background seamlessly. Our transparent PNG samples (transparent-small.png, transparent-logo.png, transparent-1080.png) demonstrate full alpha channel transparency for testing image pipelines.
PNG 8-bit vs 24-bit — What is the difference?
8-bit PNG uses a palette of up to 256 colors (indexed color) — ideal for simple graphics, icons, and diagrams with small file sizes. 24-bit PNG stores full RGB (16.7 million colors) — needed for photographs and complex gradients. 32-bit RGBA adds transparency to 24-bit. Our samples include all bit depths: 1-bit (sample-1bit.png), 8-bit indexed (sample-indexed.png), 8-bit grayscale (sample-grayscale.png), 24-bit RGB (sample-rgb.png), and 32-bit RGBA (sample-rgba.png).
What is APNG (Animated PNG)?
APNG is an extension of PNG that supports animation — similar to GIF but with full 24-bit color and alpha transparency (GIF is limited to 256 colors). APNG is supported by all modern browsers (Chrome 59+, Firefox 3+, Safari 8+, Edge 79+). It's commonly used for animated stickers, loading indicators, and UI animations where GIF quality is insufficient.
What is an interlaced PNG?
Interlaced PNGs (using Adam7 interlacing) load progressively — showing a blurry preview first that sharpens as data arrives. Non-interlaced PNGs load top-to-bottom. Interlacing increases file size by ~5-10% but improves perceived loading speed on slow connections. Most image editors offer interlacing as a save option.
Why are PNG files larger than JPG?
PNG uses lossless compression (DEFLATE) — no image data is discarded. JPG uses lossy compression — it permanently removes detail for smaller files. For photographs, JPG is 5–10x smaller. For graphics with flat colors, text, or transparency, PNG can be smaller. For the best of both worlds, use WebP or AVIF which offer lossy+lossless+transparency.
Other image formats
Related reading
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WebP vs PNG vs JPG — Which Format Should You Use?
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·10 min
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·6 min
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