ImageResizer · Image upscaling
Provides login-free client-side HTML5 Canvas upscaling to 2048×2048 (4.0×) watermark-free PNG in 3.41s with zero data upload; operates via client-side interpolation rather than generative AI super-resolution, with standard banner ads.
US-West (California, AS2914)
2048 × 2048 · PNG · Open native file ↗
Subsequent pricing and service checks are shown separately without altering historical scores.
One run does not establish all complex scenes, untested paid maxima or long-term uptime.
Plans & historical pricing
Site-wide image resizing, compression, cropping, and conversion subscriptions · 2026-11-01
Access to basic image resizer, compressor, converter, and cropping tools；Ad-supported, 5 images per batch, 10MB per image；Free indefinitely, no renewal；Perpetual access
Full access to Image Resizer tools, zero ads, priority processing；50MB per image, 20 images per batch
Rules [1] [2]Highest specifications across all tools, 24/7 dedicated support, zero ads；1GB per image, 100 images per batch
Rules [1] [2]3 plan / billing-period records, all listed; — means that period is not recorded.
Free tier covers up to 10MB/image and 5 images/batch; Pro ($6.99/mo) and Ultra ($9.99/mo) offer higher limits with no hidden fees and cancel-anytime policy.
Cancellation, sources & verification record
Cancellation and refund terms unverified
ImageResizer Official Pricing ↗ · 2026-11-01 Capture 1 ↗
Pricing recorded on the test date · 2026-11-01
Free ($0, 10MB per file limit); Pro $6.99/mo; Ultra $9.99/mo
Free tier + monthly subscriptions
Historical context only; not current purchase guidance.
Delivery & access
- Free delivery record
- Custom dimension export supported without login (4.0x upscale to 2048×2048 verified), zero watermark
- Attached file dimensions
- 2048 × 2048 · PNG
Read directly from the attached file; this does not establish free download availability at that size.
- Watermark
- Not recorded or not verified
- Free allowance
- 10MB per file limit, purely client-side Canvas rendering, no daily hard generation limit
- Account requirements
- Available without login; supports email registration and paid subscriptions
- Maximum specification record
- 2048×2048 (PNG · 4.0x native export)
May include advertised capabilities; this does not establish a tested paid tier.
- Batch & API
- Not recorded or not verified
- Manual refinement
- Not recorded or not verified
Tested result & sample
Uploaded 512×512 anchor image; selected By Dimensions mode setting target to 2048×2048 (4.0x upscale). Client HTML5 Canvas rendered deliverable in 3.41 seconds, achieving 26.89 dB PSNR, 0.8867 SSIM, and 15.07 dB plate PSNR. Deliverable remained clean and smooth; direct Base64 PNG download.
- Fixture
- anchor_upscale_v1
- Recorded environment
- US-West (California, AS2914)
- Network-observed server wait
- 3.41 s
- End-to-end reference
- 3.41 s
Network wait includes round trips, queuing and polling error, not pure inference time. Local timings depend on the device; repetition counts are not standardized in legacy records.
Experience, rules & trust
- Disclosure
- Not recorded or not verified
- Interaction
- Not recorded or not verified
- Entity record
- ImageResizer.com
- Origin
- United States
- Domain history record
- Founded in 2012
- Third-party tracking record
- Google Analytics · Google AdSense
- External information
- Established free online image tool suite with over 14 years of reliable operation.
- Processing
- Client-side browser HTML5 Canvas rendering engine
- Retention statement
- Processing occurs entirely in local browser memory; zero data sent to external servers
A recorded statement does not verify deletion or all data-processing behavior.
Verifiable audit trail & evidence
Four SHA-256-verified stages link the benchmark fixture, same-run interface screenshots, native exported artifact and archived pricing sources.
anchor_upscale_v1 · Inspect fixture & file inspector →
Captures entry rules, result view and export disclosure.
Screenshots, native output and official claims support different conclusions. Evidence grades are not product safety certifications.
Evaluation basis & full scores · Overall 90.3/100
Overall = honesty & reputation × 30% + capability × 70%. Component maxima follow this report’s rubric. List scores are rounded for display; original precision is retained here.
Scoring version 2.3.1 · Test fixture anchor_upscale_v1
Honesty & reputation · 91/100 · 30%
| Criterion | Score | Rationale | Basis |
|---|---|---|---|
| Pricing transparency | 34 / 35 | Explanation unavailable | Evidence A → |
| Interaction restraint | 27 / 30 | Explanation unavailable | Evidence A → |
| Background & reputation | 16 / 20 | Explanation unavailable | Evidence A → |
| Engineering & privacy | 14 / 15 | Explanation unavailable | Evidence A → |
Capability · 90/100 · 70%
| Criterion | Score | Rationale | Basis |
|---|---|---|---|
| Task quality | 55.5 / 65 | PSNR vs 2048px GT: 26.89 dB · SSIM: 0.8867 · Edge Gradient Correlation: 0.5494 · High-Freq Sharpness Ratio: 0.3258 · Calibration Plate PSNR: 15.07 dB | Evidence A → |
| Deliverable specifications | 20 / 20 | Clean unwatermarked export (8/8); Free scale factor: 4x (2048×2048 (PNG · 4.0x native export)) | Evidence A → |
| Processing speed | 14.5 / 15 | Network-observed server wait: 3.41s (API mode: client_side; end-to-end 3.41s shown for reference only, never penalized) | Evidence A → |
Legacy scores may include advertised maximum capabilities. Read tested output separately from paid capabilities. Records without matching tiers and scope are not ranked together.
Revisions & corrections
- 2026-11-01
Benchmark published: Free guest client-side upscaling tested; 3.41s Canvas rendering, 4.0x upscale to 2048×2048 zero-watermark export.