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Test scope & comparison notes
These are recorded facts, not a unified ranking. Tested tiers and scope are not consistently recorded. Read pricing with its date and timing with its conditions. Privacy observations reflect visible flows and statements, not a security audit.
Cross-task capability coverage across selected products
Each product is scored independently per task edge; switch tasks below while keeping shared products selected| Task edge | ezgif.com | imageresizer.com | Switch / compare |
|---|---|---|---|
| Image compression | 91/100 2048 × 2048 · PNG | 91/100 2048 × 2048 · PNG | Active task |
| Image upscaling | Not tested in topic | 90/100 2048 × 2048 · PNG | Compare in task topic → |
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Browse this task →| Criterion | Ezgif Image compression 91/100 Seven-aspect task score A classic 14-year-old no-login free utility supporting on-device WebAssembly lossless compression; ideal for users wanting 100% fidelity without sign-up. Tested export 2048 × 2048 · PNG Historical test · 2026-10-31 | ImageResizer Image compression 91/100 Seven-aspect task score ImageResizer provides login-free cloud compression with full-resolution 2048×2048 watermark-free export, reducing file size by 78.3% (4.04MB to 899KB) in 5.99s server time; a 10MB single-file free limit and standard banner ads apply. Tested export 2048 × 2048 · PNG Historical test · 2026-11-01 |
|---|---|---|
| Pricing & rules | ||
| Pricing plans | Ezgif 100% free web utility structure · 2026-10-30 Plan · source date Monthly / one-time Annual bill / period Quota & limits Free2026-10-30 ↗ Free Free Free 100% free without login, up to 100MB file limit, unlimited daily uses Animated GIF/WebP/AVIF maker, optimizer/compressor, video converter 1 plan / billing-period records, all listed; — means that period is not recorded. All features are 100% free without sign-up or credit card, supporting files up to 100MB with unlimited conversions. Cancellation, sources & verification recordCancellation and refund terms unverified Ezgif About & Engine Information ↗ · 2026-10-30 Capture 1 ↗ | Site-wide image resizing, compression, cropping, and conversion subscriptions · 2026-11-01 Plan · source date Monthly / one-time Annual bill / period Quota & limits Free2026-11-01 ↗ Free Free Free 10MB file limit, up to 5 images per batch, 10 images/day across premium tools 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 Pro2026-11-01 ↗ USD 6.99/month — Monthly 50MB file limit, up to 20 images per batch, 100 images/day across premium tools Full access to Image Resizer tools, zero ads, priority processing；50MB per image, 20 images per batch Rules [1] [2]Ultra2026-11-01 ↗ USD 9.99/month — Monthly 1GB file limit, up to 100 images per batch, unlimited images 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 recordCancellation and refund terms unverified ImageResizer Official Pricing ↗ · 2026-11-01 Capture 1 ↗ |
| Free & trial allowance on the test date | Unlimited free usage, max 100MB per file | 10MB per file limit, up to 5 images per batch, no daily hard cutoff |
| Cancellation & refunds | Not verified | Not verified |
| Disclosure of costs & limits | Tool limits and lossless optimization options clearly shown on upload header | Not verified |
| Task quality | ||
| Measured fixture results | File reduction: 13.95% · Output size: 3560.8 KB | File reduction: 78.26% · Output size: 899.4 KB |
| Fixture findings | On-device WASM lossless optimization reduced file size by ~14% with flawless PSNR and SSIM fidelity; requires a few seconds of local computation. | Retained original PNG format and alpha channel, scoring 30.58 dB PSNR and 0.9879 SSIM with clean metallic texture and no artifacts. |
| Original historical observation | Ezgif provides a genuine lossless PNG compressor powered by OxiPNG: retaining full 2048×2048 dimensions and RGBA transparency, it cuts our 4.24 MB test asset by 13.95% (3,560.8 KB) at absolute fidelity with PSNR = 99.99 dB and SSIM = 1.0 (02_workspace.png, 03_download.png). | Uploaded 4.04 MB (4,137.9 KB) test image; under default smart compression, cloud processing completed in 5.99 seconds yielding 899.41 KB deliverable (78.26% reduction). Micro-details remained unblurred, with 30.58 dB PSNR and 0.9879 SSIM; provides interactive before/after slider with one-click download. |
| Suitable uses · historical assessment | Users and developers who require mathematical pixel fidelity (PSNR = 99.99 dB, SSIM = 1.0) while slimming down oversized PNG assets quickly without registration | Not verified |
| Result & output evidence | ||
| Delivery capabilities | ||
| Recorded export specifications | 2048 × 2048 · PNG · No watermark in test | 2048 × 2048 · PNG · Check watermark record |
| Historical specification note · not an official maximum | 2048×2048 (native resolution lossless PNG, zero watermarks) | 2048×2048 (Zero-watermark native PNG export without login) |
| Watermark observation | Watermark-free | Not verified |
| Batch & API | Single or multiple file upload direct in web interface | Not verified |
| Recorded free-tier dimensions | 2048 × 2048 | 2048 × 2048 |
| Attached file dimensions | 2048 × 2048 · PNG | 2048 × 2048 · PNG |
| Speed & reliability | ||
| Timing observation | Recorded local processing time: 4s · End-to-end reference: 4s | Network-observed server wait: 5.99s · End-to-end reference: 15.36s |
| Date & fixture | 2026-10-31 · anchor_compress_v1 · US-West (California, AS2914) | 2026-11-01 · anchor_compress_v1 · US-West (California, AS2914) |
| Repeated tests & reliability | No standardized repetition count, success rate or variability range is recorded. | No standardized repetition count, success rate or variability range is recorded. |
| Interaction experience | ||
| Account requirements | No login in this test | Not verified |
| Sign-in methods | No login required (anonymous utility) | Available without login; supports email registration and paid subscriptions |
| Manual adjustment | Not verified | Not verified |
| Interaction observations | Zero mandatory registration, no gating popups, and no artificial countdowns. While display ads are present, they do not disrupt compression and export. | Not verified |
| Background & reputation | ||
| Service lifecycle notice | Not verified | Not verified |
| Operator | Ezgif.com | ImageResizer.com |
| Recorded origin | Latvia | United States |
| Domain history record | 2012–Present (14 years online) | Founded in 2012 |
| Background & reputation assessment | Continuously operated since 2012 by independent creators, widely respected for robust integration with standard open-source CLI engines (OxiPNG, ImageMagick, gifsicle). | Not verified |
| External reputation record | Not verified | Established free online image utility with over 14 years of reliable operation, trusted by developers and creators. |
| Engineering & privacy | ||
| Processing location | On-device processing | Uploaded for cloud processing |
| Third-party tracking record | Google AdSense · Google Analytics | Google Analytics · Google AdSense |
| Engineering & privacy assessment | CDP network inspection confirms PNG compression executes locally via WebAssembly (squoosh_oxipng_bg.wasm). Server-side processing runs on temporary caches auto-purged within 1-2 hours. | Not verified |
| Retention statement | This flow runs locally; post-close deletion not independently verified | Claims deletion within 6 hours; deletion not independently verified |
| Evaluation basis | ||
| Pricing transparency | 35 / 35 100% completely free with no subscriptions, paywalls, or resolution reductions. Uploading our 4.24 MB (2048×2048) anchor PNG immediately yields a lossless compressed download (01_landing.png, 02_workspace.png, 03_download.png). | |
| Interaction restraint | 28 / 30 Zero mandatory registration, no gating popups, and no artificial countdowns. While display ads are present, they do not disrupt compression and export. | |
| Background & reputation | 18 / 20 Continuously operated since 2012 by independent creators, widely respected for robust integration with standard open-source CLI engines (OxiPNG, ImageMagick, gifsicle). | |
| Engineering & privacy | 14 / 15 CDP network inspection confirms PNG compression executes locally via WebAssembly (squoosh_oxipng_bg.wasm). Server-side processing runs on temporary caches auto-purged within 1-2 hours. | |
| Task quality | 57 / 65 Lossless OxiPNG compression reduces 4,137.9 KB to 3,560.8 KB (-13.95%, 1.16× ratio) while preserving flawless 100% pixel fidelity (PSNR = 99.99 dB, SSIM = 1.0) (57.0/65) | 58 / 65 Size Reduction: -78.26% (4137.9 KB → 899.4 KB, 4.6× ratio) · PSNR: 30.58 dB · SSIM: 0.9879 |
| Deliverable specifications | 20 / 20 Preserves native 2048×2048 dimensions and full alpha transparency with zero watermarks (20.0/20) | 20 / 20 Clean unwatermarked export (8/8); Export spec: 2048×2048 (Zero-watermark native PNG export without login) |
| Processing speed | 12 / 15 Client-side WebAssembly (OxiPNG) execution takes ~4.0s with zero network upload latency (12.0/15) | 12.5 / 15 Network-observed server wait: 5.99s (API mode: cloud_server; network upload 9.37s / end-to-end 15.36s shown for reference only, never penalized) |
