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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 | imageresizer.com | Nero AI | Switch / compare |
|---|---|---|---|
| Background removal | Not tested in topic | 80/100 2000 × 2000 · PNG | Compare in task topic → |
| Image compression | 91/100 2048 × 2048 · PNG | 88/100 2048 × 2048 · PNG | Active task |
| Image upscaling | 90/100 2048 × 2048 · PNG | 84/100 2048 × 2048 · PNG | |
| Object removal | Not tested in topic | 77/100 2000 × 2000 · PNG | Compare in task topic → |
| Image generation | Not tested in topic | 91/100 1024 × 1024 · PNG | Compare in task topic → |
| Photo restoration | Not tested in topic | 79/100 JPEG · Output attached | Compare in task topic → |
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Browse this task →| Criterion | 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 | Nero AI Image Compressor Image compression 88/100 Seven-aspect task score Exports a full 2048×2048 watermark-free PNG for 1 free credit with three compression modes and high fidelity (38.19 dB PSNR), cutting file size by roughly half. Tested export 2048 × 2048 · PNG Historical test · 2026-10-23 |
|---|---|---|
| Pricing & rules | ||
| Pricing plans | 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 ↗ | Nero AI web plans (Free / Standard / Yearly promo / Business); USD · 2026-10-21 Plan · source date Monthly / one-time Annual bill / period Quota & limits Free2026-10-21 ↗ Free Free Free 5 free guest runs without login; 10 one-time credits per registered account (max 1000×1000px upload, 5 images/batch; 2× costs 1 credit, 4× costs 2 credits). Standard Monthly (300 credits)2026-10-21 ↗ USD 21.95/month — Monthly 300 credits/month (promotional USD 21.95/month, regular USD 24.99/month); up to 4000×4000px upload, 30 images/batch, priority processing, and 8× upscaling. Standard Yearly (3,000 credits/yr)2026-10-21 ↗ — Annual price not verified Annual 3,000 credits/year; promotional banner displays USD 7.66/month equivalent. Public page displays only the 7.66 USD/month equivalent without showing the annual invoice total before login. Business2026-10-21 ↗ Contact sales Quoted Quoted Custom credits and pricing (up to 200 images/batch, highest priority, API processing, and dedicated server). 4 plan / billing-period records, all listed; — means that period is not recorded. The official pricing page and credit table state that guests get 5 free runs and registered Free accounts receive 10 one-time Nero Credits (Standard/Photo/Anime 2× costs 1 credit/image, 4× costs 2 credits/image, paid-only 8× costs 4 credits/image). Standard monthly is USD 21.95/month promotional (regular USD 24.99/month, 300 credits/month). The yearly promo banner displays only "7.66 USD per month" (3,000 credits/year) without printing the annual invoice total before login, so the annual total is marked unverified. Verification has gaps; unknown prices and quotas are not inferred. Cancellation, sources & verification recordCancel anytime by turning off auto-renewal in account settings (remaining credits expire at the end of the billing period); FAQ states refunds are not allowed once Nero Credits have been used. Nero AI official pricing, credit consumption table, and FAQ ↗ · 2026-10-21 Capture 1 ↗ |
| Free & trial allowance on the test date | 10MB per file limit, up to 5 images per batch, no daily hard cutoff | Consumes 1 Nero Credit per image compression task (free accounts receive initial and daily check-in credits) |
| Cancellation & refunds | Not verified | Cancel anytime by turning off auto-renewal in account settings (remaining credits expire at the end of the billing period); FAQ states refunds are not allowed once Nero Credits have been used. |
| Disclosure of costs & limits | Not verified | Discloses "1 Nero Credit will be used" on the Start button before processing |
| Task quality | ||
| Measured fixture results | File reduction: 78.26% · Output size: 899.4 KB | File reduction: 49.74% · Output size: 2079.8 KB |
| Fixture findings | Retained original PNG format and alpha channel, scoring 30.58 dB PSNR and 0.9879 SSIM with clean metallic texture and no artifacts. | Reduces the standard PNG by 49.74% in native PNG format at 38.19 dB PSNR and 0.9979 SSIM with virtually lossless detail. |
| Original historical observation | 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. | Nero AI Image Compressor shrinks the 4,237,170-byte (2048×2048) anchor PNG to 2,129,766 bytes (-49.74%) in High mode while maintaining native PNG format and 38.19 dB PSNR / 0.9979 SSIM. |
| Suitable uses · historical assessment | Not verified | Users already in the Nero AI ecosystem who want high-PSNR (38.19 dB) PNG compression up to 50 MB / 16 MP with adjustable High/Low/Custom levels |
| Result & output evidence | ||
| Delivery capabilities | ||
| Recorded export specifications | 2048 × 2048 · PNG · Check watermark record | 2048 × 2048 · PNG · No watermark in test |
| Historical specification note · not an official maximum | 2048×2048 (Zero-watermark native PNG export without login) | 2048×2048 (native PNG format preserved, watermark-free export) |
| Watermark observation | Not verified | Watermark-free |
| Batch & API | Not verified | Supports multi-file batch upload and REST API |
| Recorded free-tier dimensions | 2048 × 2048 | 2048 × 2048 |
| Attached file dimensions | 2048 × 2048 · PNG | 2048 × 2048 · PNG |
| Speed & reliability | ||
| Timing observation | Network-observed server wait: 5.99s · End-to-end reference: 15.36s | Network-observed server wait: 6.56s · End-to-end reference: 15.36s |
| Date & fixture | 2026-11-01 · anchor_compress_v1 · US-West (California, AS2914) | 2026-10-23 · 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 | Not verified | No login in this test |
| Sign-in methods | Available without login; supports email registration and paid subscriptions | Supports guest trial quota and Google / Email account login with daily free Nero Credits |
| Manual adjustment | Not verified | Not verified |
| Interaction observations | Not verified | Provides a clean before/after zoom workspace showing "4.0MB → 2.0MB (-50.0%)" and exports the native 2048×2048 watermark-free PNG directly upon clicking Download (03_download.png). |
| Background & reputation | ||
| Service lifecycle notice | Not verified | Not verified |
| Operator | ImageResizer.com | Nero AG |
| Recorded origin | United States | Karlsruhe, Germany |
| Domain history record | Founded in 2012 | Founded 1995 (Nero Burning ROM / Nero AI Suite) |
| Background & reputation assessment | Not verified | Developed by Nero AG (Karlsruhe, Germany; founded in 1995), a long-established multimedia software company operating the Nero AI web and mobile suite. |
| External reputation record | Established free online image utility with over 14 years of reliable operation, trusted by developers and creators. | Not verified |
| Engineering & privacy | ||
| Processing location | Uploaded for cloud processing | Uploaded for cloud processing |
| Third-party tracking record | Google Analytics · Google AdSense | No third-party services listed in this record; this is not proof that none exist. |
| Engineering & privacy assessment | Not verified | HTTPS upload to ai.nero.com/api/v2/file/upload followed by asynchronous task polling (/api/v2/task/status, 6.56s server wait) and native PNG Blob export. |
| Retention statement | Claims deletion within 6 hours; deletion not independently verified | Explicit retention period unconfirmed; inspect policy record |
| Evaluation basis | ||
| Pricing transparency | 29 / 35 Landing page clearly states "Free: up to 16 MP & 50 MB per image" (01_landing.png); after uploading the 4.04 MB (2048×2048) anchor PNG, the workspace explicitly discloses "1 Nero Credit will be used" before clicking Start and offers High / Low / Custom compression levels (02_result.png). | |
| Interaction restraint | 26 / 30 Provides a clean before/after zoom workspace showing "4.0MB → 2.0MB (-50.0%)" and exports the native 2048×2048 watermark-free PNG directly upon clicking Download (03_download.png). | |
| Background & reputation | 19 / 20 Developed by Nero AG (Karlsruhe, Germany; founded in 1995), a long-established multimedia software company operating the Nero AI web and mobile suite. | |
| Engineering & privacy | 13 / 15 HTTPS upload to ai.nero.com/api/v2/file/upload followed by asynchronous task polling (/api/v2/task/status, 6.56s server wait) and native PNG Blob export. | |
| Task quality | 58 / 65 Size Reduction: -78.26% (4137.9 KB → 899.4 KB, 4.6× ratio) · PSNR: 30.58 dB · SSIM: 0.9879 | 59 / 65 Compresses the 4,237,170-byte (4,137.9 KB) 2048×2048 PNG down to 2,129,766 bytes (2,079.8 KB, -49.74%, 1.99× ratio) in High mode while preserving native PNG format, achieving PSNR = 38.19 dB and SSIM = 0.9979 (59.0/65) |
| Deliverable specifications | 20 / 20 Clean unwatermarked export (8/8); Export spec: 2048×2048 (Zero-watermark native PNG export without login) | 18 / 20 Preserves full 2048×2048 resolution and native PNG container without watermarks, requiring 1 free Nero Credit per task (18.0/20) |
| Processing speed | 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) | 12 / 15 Single-sample network timing: 5.44s upload + 6.56s server async task processing (15.36s end-to-end) (12.0/15) |
