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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 | Pixelcut | Unlimited:Waifu2x | Switch / compare |
|---|---|---|---|
| Background removal | 91/100 1080 × 1080 · PNG | Not tested in topic | Compare in task topic → |
| Image upscaling | 89/100 1024×1024 (PNG · 2.0x Fast Upscale) · Historical description; output not attached | 89/100 2048 × 2048 · PNG | Active task |
| Object removal | 88/100 1024×1024 (Unwatermarked PNG) · Historical description; output not attached | Not tested in topic | Compare in task topic → |
| Image generation | 87/100 1600×1600 (Unwatermarked PNG/JPEG) · Historical description; output not attached | Not tested in topic | Compare in task topic → |
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Browse this task →| Criterion | Pixelcut (Fast Upscale AI) Image upscaling 89/100 Seven-aspect task score Login-free, ad-free 2× watermark-free downloads are fast; free daily downloads are limited and 4× requires Pro. Tested export 1024×1024 (PNG · 2.0x Fast Upscale) · Historical description; output not attached Historical test · 2026-10-16 | Unlimited:Waifu2x (WebGPU In-Browser SR) Image upscaling 89/100 Seven-aspect task score Free open-source, login-free on-device processing gives good 4× detail; a dismissible rewarded-ad prompt may appear on first use. Tested export 2048 × 2048 · PNG Historical test · 2026-10-17 |
|---|---|---|
| Pricing & rules | ||
| Pricing plans | Web Free, Pro and all eight Business volumes with monthly/annual selection; API separate · 2026-10-20 Plan · source date Monthly / one-time Annual bill / period Quota & limits Free2026-10-20 ↗ Free Free Free Limited background removal; watermark-free export, exact count unspecified Pro2026-10-20 ↗ USD 10/month USD 96/year Monthly Unlimited removal; 600 AI credits/month; 3-person team; 1,000 batch exports/month Annual Unlimited removal; 600 AI credits/month; 3-person team; 1,000 batch exports/month Rules [1] Business 3,6002026-10-20 ↗ USD 30/month USD 288/year Monthly Unlimited removal; 3,600 AI credits/month; 10-person team; 2,000 batch exports/month Annual Unlimited removal; 3,600 AI credits/month; 10-person team; 2,000 batch exports/month Rules [1] Business 9,0002026-10-20 ↗ USD 60/month USD 576/year Monthly Unlimited removal; 9,000 AI credits/month; 20-person team; 5,000 batch exports/month Annual Unlimited removal; 9,000 AI credits/month; 20-person team; 5,000 batch exports/month Rules [1] Business 18,0002026-10-20 ↗ USD 120/month USD 1,152/year Monthly Unlimited removal; 18,000 AI credits/month; 20-person team; 10,000 batch exports/month Annual Unlimited removal; 18,000 AI credits/month; 20-person team; 10,000 batch exports/month Rules [1] Business 36,0002026-10-20 ↗ USD 240/month USD 2,304/year Monthly Unlimited removal; 36,000 AI credits/month; 20-person team; 20,000 batch exports/month Annual Unlimited removal; 36,000 AI credits/month; 20-person team; 20,000 batch exports/month Rules [1] Business 72,0002026-10-20 ↗ USD 480/month USD 4,608/year Monthly Unlimited removal; 72,000 AI credits/month; 20-person team; 40,000 batch exports/month Annual Unlimited removal; 72,000 AI credits/month; 20-person team; 40,000 batch exports/month Rules [1] Business 108,0002026-10-20 ↗ USD 720/month USD 6,912/year Monthly Unlimited removal; 108,000 AI credits/month; 20-person team; 40,000 batch exports/month Annual Unlimited removal; 108,000 AI credits/month; 20-person team; 40,000 batch exports/month Rules [1] Business 144,0002026-10-20 ↗ USD 960/month USD 9,216/year Monthly Unlimited removal; 144,000 AI credits/month; 20-person team; 60,000 batch exports/month Annual Unlimited removal; 144,000 AI credits/month; 20-person team; 60,000 batch exports/month Rules [1] Business 180,0002026-10-20 ↗ USD 1,200/month USD 11,520/year Monthly Unlimited removal; 180,000 AI credits/month; 20-person team; 80,000 batch exports/month Annual Unlimited removal; 180,000 AI credits/month; 20-person team; 80,000 batch exports/month Rules [1] 19 plan / billing-period records, all listed; — means that period is not recorded. Annual charges for Pro and all eight Business volumes were verified separately in Stripe checkout. Unlimited paid removal coexists with batch-export limits. The free tier still says Limited without an exact removal count; it is not treated as unlimited. Verification has gaps; unknown prices and quotas are not inferred. Cancellation, sources & verification recordCancel anytime; refund eligibility unverified. Official plans and usage terms ↗ · 2026-10-20 Capture 1 ↗ · Capture 2 ↗ · Capture 3 ↗ Annual USD checkout summaries for each volume ↗ · 2026-10-20 Capture 1 ↗ · Capture 2 ↗ · Capture 3 ↗ · Capture 4 ↗ · Capture 5 ↗ · Capture 6 ↗ · Capture 7 ↗ · Capture 8 ↗ · Capture 9 ↗ | unlimited:waifu2x in-browser AI image upscaler · 2026-10-21 Plan · source date Monthly / one-time Annual bill / period Quota & limits unlimited:waifu2x Free Web2026-10-21 ↗ Free Free Free Free without login and no image-count limits (runs on local WebGPU/WASM hardware); supports up to 4x unwatermarked PNG export. 1 plan / billing-period records, all listed; — means that period is not recorded. In-browser WebGPU/WebAssembly upscaler powered by nunif/waifu2x. Completely free with no account system or paid tiers; offers swin_unet and cunet models, 1x/2x/4x upscaling, and denoise levels running on local device hardware. Cancellation, sources & verification recordCompletely free open-source-powered tool with no accounts or subscription charges. unlimited:waifu2x official page ↗ · 2026-10-21 Capture 1 ↗ |
| Free & trial allowance on the test date | 3 free unwatermarked 2x (1024×1024) downloads per day with no login ('3 downloads left today' shown in menu); 4x requires Pro | Unlimited local WebGPU runs with zero daily caps or credit deductions |
| Cancellation & refunds | Cancel anytime; refund eligibility unverified. | Completely free open-source-powered tool with no accounts or subscription charges. |
| Disclosure of costs & limits | Download menu transparently displays remaining daily quota ('3 downloads left today'), and clicking 4x opens a clear Pro pricing modal (04_4x_check.png) | Explicitly discloses WebGPU browser requirements and model options at the top of the page |
| Task quality | ||
| Measured fixture results | Tested scale: 2× | Tested scale: 4× |
| Fixture findings | The tested 2× result had clear lettering without obvious artifacts, at 1024px. | Ran 4× upscaling locally with noise reduction and text retention; speed depends on the device. |
| Original historical observation | PSNR=27.08dB · SSIM=0.8862 (2x 1024×1024 unwatermarked PNG); Edge gradient correlation edge_corr=0.6080 (+4.24% over Bicubic); high-frequency recovery hf_ratio=0.4716 (+10.65%); Calibration plate PSNR=15.54dB: clean 'REALTEST 2026' typography with zero ringing artifacts in just 2.64s. | Waifu2x Unlimited (Swin-UNet Photo 4x) suppresses JPEG compression artifacts cleanly while preserving natural camera gradients (PSNR 28.34 dB, SSIM 0.895) in 2.63s via WebGPU, without introducing fake generative hallucinations. |
| Suitable uses · historical assessment | Users looking for the most consistent all-around free suite (no-login unwatermarked exports across BG Remover, T2I, and 2x Upscaler) | Privacy-conscious users, anime/illustration and natural photo creators who want 100% free, unlimited 4x local GPU super-resolution without uploading files to any cloud server |
| Result & output evidence | No native output obtained; the preview does not establish final export quality. | |
| Delivery capabilities | ||
| Recorded export specifications | 1024×1024 (PNG · 2.0x Fast Upscale) · Historical description; output not attached · Check watermark record No native output is attached; check the evidence for specification and watermark claims. | 2048 × 2048 · PNG · No watermark in test |
| Historical specification note · not an official maximum | 1024×1024 (PNG · 2.0x Fast Upscale) | 2048 × 2048 (true 4x lossless PNG export, supporting arbitrary large-image tiled inference) |
| Watermark observation | No watermark | Watermark-free |
| Batch & API | Pro plan supports 1,000 batch exports/month and developer API | Supports multi-model switching (Swin-UNet Art / Art Scan / Photo), 4-level denoise, and configurable tile size |
| Recorded free-tier dimensions | Not verified | 2048 × 2048 |
| Attached file dimensions | Not verified | 2048 × 2048 · PNG |
| Speed & reliability | ||
| Timing observation | Network-observed server wait: 2.64s · End-to-end reference: 5.19s | Recorded local processing time: 2.63s · End-to-end reference: 2.63s |
| Date & fixture | 2026-10-16 · anchor_upscale_v1 · US-West (California, AS2914) | 2026-10-17 · anchor_upscale_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 | No login in this test |
| Sign-in methods | No login required for 2x upscaling and unwatermarked download; optional Google/Apple/Email login | 100% usable without login (runs entirely in the local browser via WebGPU) |
| Manual adjustment | Not verified | Not verified |
| Interaction observations | Spotless modern AI Image Editor workspace with zero third-party ads, zero forced login walls for 2x, and a built-in Compare toggle. | Pure single-page engineering workbench: select model (Swin-UNet Art / Photo), Denoise level, and 1x/2x/4x scale, then immediately preview or download the 2048×2048 PNG. |
| Background & reputation | ||
| Service lifecycle notice | Not verified | Not verified |
| Operator | Pixelcut Inc. (San Francisco, USA) | nagadomi (waifu2x / nunif Open-Source Author) |
| Recorded origin | San Francisco, CA, USA | Independent open-source AI vision researcher (Japan) |
| Domain history record | 2020–Present | 2015–Present (waifu2x.net) |
| Background & reputation assessment | Operated by YC-backed Pixelcut Inc. (San Francisco, USA), trusted by 200,000+ brands. | Authored and maintained by nagadomi, the creator of the iconic Waifu2x open-source repository and the nunif deep-learning framework. |
| External reputation record | Not verified | Not verified |
| Engineering & privacy | ||
| Processing location | Uploaded for cloud processing | On-device processing |
| Third-party tracking record | Not verified | Not verified |
| Engineering & privacy assessment | Fast gRPC architecture: 2.55s upload and 2.64s pure server Upscale inference, exporting a 1.87MB lossless PNG. | 100% local in-browser WebGPU / ONNX Runtime inference — user images never leave the local device, offering maximum privacy protection. |
| Retention statement | Explicit retention period unconfirmed; inspect policy record | This flow runs locally; post-close deletion not independently verified |
| Evaluation basis | ||
| Pricing transparency | 31 / 35 Delivers no-login 512×512 -> 1024×1024 (2x) upscaling and unwatermarked PNG download; the Download menu (03_download.png) clearly states '3 downloads left today', while selecting 4x opens the 'Get Unlimited 4x Upscales' Pro modal ($8/mo yearly). | 34 / 35 100% free and open-source in-browser WebGPU tool with zero paywalls, zero ad clutter, and no usage limits (01_landing.png, 02_workspace.png, 03_download.png). |
| Interaction restraint | 28 / 30 Spotless modern AI Image Editor workspace with zero third-party ads, zero forced login walls for 2x, and a built-in Compare toggle. | 25 / 30 Pure single-page engineering workbench: select model (Swin-UNet Art / Photo), Denoise level, and 1x/2x/4x scale, then immediately preview or download the 2048×2048 PNG. |
| Background & reputation | 18 / 20 Operated by YC-backed Pixelcut Inc. (San Francisco, USA), trusted by 200,000+ brands. | 19 / 20 Authored and maintained by nagadomi, the creator of the iconic Waifu2x open-source repository and the nunif deep-learning framework. |
| Engineering & privacy | 15 / 15 Fast gRPC architecture: 2.55s upload and 2.64s pure server Upscale inference, exporting a 1.87MB lossless PNG. | 14.5 / 15 100% local in-browser WebGPU / ONNX Runtime inference — user images never leave the local device, offering maximum privacy protection. |
| Task quality | 56 / 65 PSNR vs 2048px GT: 27.08 dB · SSIM: 0.8862 · Edge Gradient Correlation: 0.608 · High-Freq Sharpness Ratio: 0.4716 · Calibration Plate PSNR: 15.54 dB | 57.2 / 65 PSNR vs 2048px GT: 28.34 dB · SSIM: 0.895 · Edge Gradient Correlation: 0.7165 · High-Freq Sharpness Ratio: 0.5256 · Calibration Plate PSNR: 17 dB |
| Deliverable specifications | 17 / 20 Clean unwatermarked export (8/8); Free scale factor: 2x (1024×1024 (PNG · 2.0x Fast Upscale)) | 20 / 20 Exports a full 2048×2048 4x upscaled PNG (or WebP/JPEG) locally in the browser with zero watermarks and no file-count limits (20.0/20) |
| Processing speed | 15 / 15 Network-observed server wait: 2.64s (API mode: sync_post; end-to-end 5.19s shown for reference only, never penalized) | 10.5 / 15 Local WebGPU hardware acceleration completes 512→2048 (4x) tiled inference in just 2.63s with zero network upload overhead (14.5/15) |
