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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 | birme.net | Nero AI | Switch / compare |
|---|---|---|---|
| Background removal | 83/100 2048 × 2048 · PNG | 80/100 2000 × 2000 · PNG | Active task |
| Image compression | 83/100 512 × 512 · PNG | 88/100 2048 × 2048 · PNG | |
| Image upscaling | 94/100 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 | BIRME Background removal 83/100 Seven-aspect task score BIRME employs an innovative client-side WebGPU/WASM matting engine. Processing the 2048×2048 curly hair portrait took 28.5s entirely within the browser, achieving 99.9% foreground recall and only 0.8% background residue. Completely free without login, it exports full-resolution unwatermarked transparent PNGs with total privacy. Tested export 2048 × 2048 · PNG Historical test · 2026-11-04 | Nero AI Background Remover Background removal 80/100 Seven-aspect task score Free tier exports an unwatermarked transparent PNG for 1 free credit with high foreground recall and clean background removal, though inputs above 2000px are auto-resized to 2000×2000 and server cutout wait was 15.5s. Tested export 2000 × 2000 · PNG Historical test · 2026-10-21 |
|---|---|---|
| Pricing & rules | ||
| Pricing plans | BIRME 100% free client-side batch image processing and compression · 2026-11-01 Plan · source date Monthly / one-time Annual bill / period Quota & limits Free2026-11-01 ↗ Free Free Free Completely free without login; unlimited batch image processing constrained only by client memory Smart crop, format conversion (JPG/PNG/WebP/AVIF), quality compression, watermark, AI background removal and upscaling；Pure client-side execution; very large batches may consume significant browser memory；Permanently free, no renewal；Perpetual access 1 plan / billing-period records, all listed; — means that period is not recorded. All batch resizing, compression, AI background removal, and upscaling are 100% free with voluntary donation support and zero paid plans. Cancellation, sources & verification recordCancellation and refund terms unverified BIRME Official Studio ↗ · 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 | Completely free without login; unlimited batch image processing constrained only by client memory | 1 Nero Credit per cutout; inputs exceeding 2000×2000 are auto-resized to 2000×2000 on the free tier (Pro supports up to 4000×4000) |
| 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 | Explicit modal before processing informs the user of the 2000×2000 free resize rule and 1-credit cost |
| Task quality | ||
| Measured fixture results | Edge error MAD: 0.1359 (Lower is better) · Global error SAD(k): 56.05 (Lower is better) · Foreground retention: 99.900% (Higher is better) · Background residue: 0.804% (Lower is better) | Edge error MAD: 0.0886 (Lower is better) · Global error SAD(k): 40.647 (Lower is better) · Foreground retention: 99.870% (Higher is better) · Background residue: 0.015% (Lower is better) |
| Fixture findings | Client-side 28.5s fine-hair matting with 99.9% recall, 0.8% residue, and unwatermarked full-res PNG export. | Clean subject silhouette (99.87% foreground recall, 0.015% background leak) with moderate smoothing along fine peripheral hair strands and a boundary MAD of 0.0886 (53.5/65). |
| Original historical observation | BIRME in-browser AI matting ran locally in 28.5s, accurately separating subject from bookshelf and exporting a 5.78 MB transparent PNG. | High foreground recall (99.87%) and near-zero background leakage (0.015%), with slight resolution loss from the 2000×2000 free-tier input resize and moderate smoothing on fine peripheral hair wisps. |
| Suitable uses · historical assessment | Not verified | Users who already use the Nero AI suite and need clean unwatermarked cutouts up to 2000×2000px |
| Result & output evidence | ||
| Delivery capabilities | ||
| Recorded export specifications | 2048 × 2048 · PNG · Check watermark record | 2000 × 2000 · PNG · No watermark in test |
| Historical specification note · not an official maximum | 2048x2048 (PNG full resolution transparent deliverable) | 2000×2000 (auto-resized from 2048×2048 input due to free-tier 2000px cap) |
| Watermark observation | Not verified | No watermark (native 2000×2000 RGBA transparent PNG) |
| Batch & API | Not verified | Supports Portrait / General model tabs, custom background replacement, batch processing, and commercial API (/ai-api) |
| Recorded free-tier dimensions | 2048 × 2048 | 2000 × 2000 |
| Attached file dimensions | 2048 × 2048 · PNG | 2000 × 2000 · PNG |
| Speed & reliability | ||
| Timing observation | Network-observed server wait: 28.5s · End-to-end reference: 28.5s | Network-observed server wait: 15.49s · End-to-end reference: 15.49s |
| Date & fixture | 2026-11-04 · anchor_bgremove_v1 · US-West (California, AS2914) | 2026-10-21 · anchor_bgremove_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 | Direct usage without login | Guest free credits (5 free runs) or Google / email account sign-in (10 signup credits) |
| Manual adjustment | Not verified | Not verified |
| Interaction observations | Not verified | After confirming 'Resize & Continue' and 'Start (1 Nero Credits)', the workspace provides a clean split/toggle preview and a direct 'Download' button ('Download HD') that exports a 2000×2000 transparent PNG without watermark or paywall ambush. |
| Background & reputation | ||
| Service lifecycle notice | Not verified | Not verified |
| Operator | BIRME Project | Nero AG |
| Recorded origin | United Kingdom | Karlsruhe, Germany |
| Domain history record | Established in 2013 | 1995–present |
| Background & reputation assessment | Not verified | Developed and operated by Nero AG (Karlsruhe, Germany, founded 1995), a veteran multimedia software vendor with desktop and mobile apps. |
| External reputation record | Continuously operating for over 13 years since 2013, with over 50,000 monthly active users and widely praised for client-side privacy. | Not verified |
| Engineering & privacy | ||
| Processing location | Processing location unconfirmed | Uploaded for cloud processing |
| Third-party tracking record | Google Analytics | Not verified |
| Engineering & privacy assessment | Not verified | Executes server-side pre-resize (type=ImageCompressor:Standard) followed by cloud background removal (type=BackgroundRemover:Standard, server_s = 15.49s), returning a lossless 2000×2000 RGBA PNG (3,903,720 bytes). |
| Retention statement | Explicit retention period unconfirmed; inspect policy record | Explicit retention period unconfirmed; inspect policy record |
| Evaluation basis | ||
| Pricing transparency | 27 / 35 Landing page offers immediate upload entry; uploading our 2048×2048 anchor pops up an explicit pre-processing notice ('Image exceeds 2000*2000 (Pro allows up to 4000*4000). Auto-resize to 2000×2000 for free processing') and clearly displays 'Start (1 Nero Credits)' alongside remaining free balance ('Free: 5 left') before execution. | |
| Interaction restraint | 25 / 30 After confirming 'Resize & Continue' and 'Start (1 Nero Credits)', the workspace provides a clean split/toggle preview and a direct 'Download' button ('Download HD') that exports a 2000×2000 transparent PNG without watermark or paywall ambush. | |
| Background & reputation | 19 / 20 Developed and operated by Nero AG (Karlsruhe, Germany, founded 1995), a veteran multimedia software vendor with desktop and mobile apps. | |
| Engineering & privacy | 13 / 15 Executes server-side pre-resize (type=ImageCompressor:Standard) followed by cloud background removal (type=BackgroundRemover:Standard, server_s = 15.49s), returning a lossless 2000×2000 RGBA PNG (3,903,720 bytes). | |
| Task quality | 46.5 / 65 Transition band error mad_band=0.1359 · Global SAD(k)=56.05 · Foreground recall 99.90% / Background leak 0.804% | 53.5 / 65 On our 2048×2048 ground-truth matte (evaluated against 2000×2000 native export): boundary MAD_band = 0.0886, SAD_k = 40.647, MSE = 0.002809, Grad_err = 0.02365, foreground recall = 99.87%, and background leak = 0.015%. Main subject silhouette and foreground retention are clean, with moderate softening along fine hair strands (53.5/65). |
| Deliverable specifications | 20 / 20 True Alpha channel (8/8); Max deliverable spec: 2048x2048 (PNG full resolution transparent deliverable) | 19 / 20 Clean unwatermarked RGBA PNG export (8/8); free tier caps input dimensions at 2000×2000 (95.37% pixel retention vs 2048×2048 source; Pro unlocks up to 4000×4000) (11.0/12). |
| Processing speed | 11 / 15 Network-observed server wait: 28.5s (API mode: client_side; network upload 0s / end-to-end 28.5s shown for reference only, never penalized) | 6 / 15 2026-10-21 same-run CDP network timing: 15.49s server wait for BackgroundRemover:Standard task r15 -> r25 (plus 11.15s multipart upload; 19.37s total server task sequence including pre-resize r12 -> r25, async_verified) (6.0/15). |
