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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 | Upscale.media | Bigjpg | Switch / compare |
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| Image upscaling | 89/100 1024×1024 (PNG · 2.0x Super Resolution) · Historical description; output not attached | 89/100 2048 × 2048 · PNG | Active task |
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Browse this task →| Criterion | Upscale.media (by PixelBin) Image upscaling 89/100 Seven-aspect task score Free 2× watermark-free downloads are smooth with clear paid tiers and good detail; 4× and 8× cost extra, alongside ads and product promotions. Tested export 1024×1024 (PNG · 2.0x Super Resolution) · Historical description; output not attached Historical test · 2026-10-16 | Bigjpg (AI Super-Resolution Image Enlarger) Image upscaling 89/100 Seven-aspect task score Free login-free 4× output offers adjustable denoising and clear upgrade limits; detail is retained well, with about 18.5 seconds of free processing in this run. Tested export 2048 × 2048 · PNG Historical test · 2026-10-17 |
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| Pricing & rules | ||
| Pricing plans | Upscale.media free, monthly, annual, one-time credit packs, and enterprise plans; USD · 2026-10-21 Plan · source date Monthly / one-time Annual bill / period Quota & limits Free Plan2026-10-21 ↗ Free Free Free 3 free credits and 3 free downloads per month (1 credit per upscale conversion). Monthly 200 Credits2026-10-21 ↗ USD 11.99/month — Monthly 200 credits/month (1 credit per conversion; unused monthly credits expire at month-end). Monthly 600 Credits2026-10-21 ↗ USD 17.99/month — Monthly 600 credits/month (1 credit per conversion; unused monthly credits expire at month-end). Monthly 1,000 Credits2026-10-21 ↗ USD 23.99/month — Monthly 1,000 credits/month (1 credit per conversion; unused monthly credits expire at month-end). Monthly 2,500 Credits2026-10-21 ↗ USD 34.99/month — Monthly 2,500 credits/month (1 credit per conversion; unused monthly credits expire at month-end). Annual 3,000 Credits2026-10-21 ↗ — USD 49.99/year Annual 3,000 credits/year (billed annually at USD 49.99/year). Annual 7,500 Credits2026-10-21 ↗ — USD 69.99/year Annual 7,500 credits/year (billed annually at USD 69.99/year). Annual 15,000 Credits2026-10-21 ↗ — USD 99.99/year Annual 15,000 credits/year (billed annually at USD 99.99/year). Annual 30,000 Credits2026-10-21 ↗ — USD 119.99/year Annual 30,000 credits/year (billed annually at USD 119.99/year). One-Time 60 Credits2026-10-21 ↗ USD 7.99 · one-time payment Usage / one-time Usage / one-time 60 credits (1 credit per conversion). Rules [1] One-Time 125 Credits2026-10-21 ↗ USD 11.99 · one-time payment Usage / one-time Usage / one-time 125 credits (1 credit per conversion). Rules [1] One-Time 500 Credits2026-10-21 ↗ USD 29.99 · one-time payment Usage / one-time Usage / one-time 500 credits (1 credit per conversion). Rules [1] One-Time 1,200 Credits2026-10-21 ↗ USD 54.99 · one-time payment Usage / one-time Usage / one-time 1,200 credits (1 credit per conversion). Rules [1] One-Time 2,500 Credits2026-10-21 ↗ USD 84.99 · one-time payment Usage / one-time Usage / one-time 2,500 credits (1 credit per conversion). Rules [1] Enterprise2026-10-21 ↗ Contact sales Quoted Quoted Custom volume and API solutions via sales@pixelbin.io. 15 plan / billing-period records, all listed; — means that period is not recorded. The official pricing page lists the Free plan (3 free credits and 3 free downloads per month; 1 conversion = 1 credit), four monthly subscriptions (200 / 600 / 1,000 / 2,500 credits/month), four annual subscriptions (3,000 / 7,500 / 15,000 / 30,000 credits/year), and five one-time credit packs valid for 1 year (60 / 125 / 500 / 1,200 / 2,500 credits). Cancellation, sources & verification recordSubscriptions auto-renew and can be cancelled anytime; the pricing page explicitly states that refunds are not provided due to AI compute costs, and one-time credit packs are valid for 1 year and non-refundable. Upscale.media official annual, monthly, and one-time credit pack pricing page ↗ · 2026-10-21 Capture 1 ↗ · Capture 2 ↗ | Bigjpg web and app plans (Free / Basic 2-month / Standard half-year / Pro annual); CNY · 2026-10-21 Plan · source date Monthly / one-time Annual bill / period Quota & limits Free2026-10-21 ↗ Free Free Free Available without login; 20 images/month, max 5 MB per file, up to 4x unwatermarked upscaling on shared servers. Basic (2 Months)2026-10-21 ↗ CNY 35 · one-time payment Usage / one-time Usage / one-time CNY 35 for 2 months (500 images/month); max 50 MB per image, up to 16x upscaling, dedicated high-performance server, and batch processing. Valid for 2 months from purchase Standard (6 Months)2026-10-21 ↗ CNY 69/6 months Other period Other period CNY 69 for 6 months (1,000 images/month); max 50 MB per image, up to 16x upscaling, dedicated high-performance server, and batch processing. Pro (1 Year)2026-10-21 ↗ — CNY 138/year Annual CNY 138 for 1 year (2,000 images/month); max 50 MB per image, up to 16x upscaling, dedicated high-performance server, and batch processing. 4 plan / billing-period records, all listed; — means that period is not recorded. The official pricing modal lists Free (20 images/month, max 5 MB, up to 4x upscaling) and three fixed-term tiers: Basic CNY 35 for 2 months (500 images/month), Standard CNY 69 for 6 months (1,000 images/month), and Pro CNY 138 for 1 year (2,000 images/month). All paid tiers unlock up to 16x upscaling, 50 MB upload size, priority high-performance servers, and batch processing via WeChat Pay, Alipay, or Stripe. Cancellation, sources & verification recordPurchased for fixed periods (2 months, 6 months, or 1 year) via WeChat Pay, Alipay, or Stripe under official Terms of Service. Bigjpg official website and pricing table modal ↗ · 2026-10-21 Capture 1 ↗ |
| Free & trial allowance on the test date | 3 free no-login 2x (1024×1024) unwatermarked upscales; 4x and 8x display a Crown icon requiring a PixelBin subscription | Free tier allows 20 images/month up to 3000×3000px / 5MB at 2x or 4x with all 5 denoising levels and zero watermarks |
| Cancellation & refunds | Subscriptions auto-renew and can be cancelled anytime; the pricing page explicitly states that refunds are not provided due to AI compute costs, and one-time credit packs are valid for 1 year and non-refundable. | Purchased for fixed periods (2 months, 6 months, or 1 year) via WeChat Pay, Alipay, or Stripe under official Terms of Service. |
| Disclosure of costs & limits | Crown icons on 4x/8x buttons clearly indicate paid tiers upfront | 8x and 16x options are transparently disabled in the settings modal before processing starts |
| Task quality | ||
| Measured fixture results | Tested scale: 2× | Tested scale: 4× |
| Fixture findings | The tested 2× output was watermark-free with some edge recovery, at 1024px. | The tested 4× photo configuration produced smooth output with text retained; other settings remain untested. |
| Original historical observation | PSNR=27.57dB · SSIM=0.8918 (2x 1024×1024 unwatermarked PNG); ranks #1 in PSNR and SSIM among all 2x free upscalers with edge_corr=0.6496, hf_ratio=0.5289, and a blazing 1.74s Network-observed server wait. | Configured to Photo + 4x + Low Noise Reduction, Bigjpg exported a clean 2048×2048 PNG scoring PSNR = 28.27 dB and SSIM = 0.9790 with smooth tonal transitions and zero generative hallucinations. |
| Suitable uses · historical assessment | Everyday office and e-commerce users seeking instant 1.7s no-login 2x lossless super-resolution | Users wanting a no-login, zero-watermark 4x (2048px) upscaler with 5-level adjustable noise reduction for photos and illustrations |
| 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 Super Resolution) · 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 (2.0x · Free without login; 4x/8x require PixelBin paid plan) | 2048 × 2048 (Full 4x Unwatermarked PNG) |
| Watermark observation | 100% Watermark-Free | None (100% watermark-free) |
| Batch & API | Bulk transformation, real-time URL super-resolution, and REST API via PixelBin.io | Multi-image queue, Windows/Mac desktop apps, and REST API |
| Recorded free-tier dimensions | Not verified | 2048 × 2048 |
| Attached file dimensions | Not verified | 2048 × 2048 · PNG |
| Speed & reliability | ||
| Timing observation | Network-observed server wait: 1.74s · End-to-end reference: 3.54s | Network-observed server wait: 18.5s · End-to-end reference: 20s |
| 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; optional sign-in via console.pixelbin.io | No login required; optional account login for history sync and parallel high-speed queues |
| Manual adjustment | Not verified | Not verified |
| Interaction observations | Smooth no-login 2x workflow; displays standard banner ads and a PixelBin promotion bar without obstructing the download button. | Zero registration, zero popups, and zero watermarks: once processing completes, a green "Download (274.41 KB)" button directly exports the full 4x (2048×2048) PNG. |
| Background & reputation | ||
| Service lifecycle notice | Not verified | Not verified |
| Operator | PixelBin.io / Shopsense Retail Technologies Ltd. (Reliance Retail) | Bigjpg Team |
| Recorded origin | Mumbai, India | Cross-Platform AI Super-Resolution Team (Launched 2017) |
| Domain history record | 2021–Present | 2017–present (9+ years) |
| Background & reputation assessment | Operated by Shopsense Retail Technologies Ltd. (PixelBin.io / Reliance Retail subsidiary, Mumbai, India—the same enterprise cloud behind Erase.bg), holding SOC 2, ISO 27001, and GDPR certifications. | Operating continuously since 2017 as one of the best-known Waifu2x / SRCNN deep convolutional super-resolution services across Web, Windows, macOS, iOS, Android, and API. |
| External reputation record | Not verified | Not verified |
| Engineering & privacy | ||
| Processing location | Uploaded for cloud processing | Uploaded for cloud processing |
| Third-party tracking record | Not verified | Not verified |
| Engineering & privacy assessment | Backed by PixelBin's `delivery.pixelbin.io/predictions/outputs/1d/sr/upscaleRestricted/` edge pipeline with an explicit 24-hour (`1d`) auto-expiring storage bucket. | Supports offline queue recovery and one-click "Delete" to immediately purge uploaded/upscaled files from cloud storage. |
| Retention statement | Claims deletion within 24 hours; deletion not independently verified | Explicit retention period unconfirmed; inspect policy record |
| Evaluation basis | ||
| Pricing transparency | 31 / 35 Anonymous guests uploading an image on the landing page (Screenshot ①) receive a 2x (1024×1024) super-resolution output in 1.74s and can directly download a 100% watermark-free PNG (Screenshot ②); 4x and 8x buttons clearly display a Crown icon indicating a paid upgrade (Screenshot ③). | 33 / 35 Anonymous guests can upload the 512×512 test image and open the clean configuration modal (Artwork/Photo, 2x/4x free, 5 noise reduction levels: None/Low/Medium/High/Highest), with only 8x/16x grayed out and labeled "Upgrade for 8x/16x" (02_workspace.png, 03_download.png). |
| Interaction restraint | 24 / 30 Smooth no-login 2x workflow; displays standard banner ads and a PixelBin promotion bar without obstructing the download button. | 28.5 / 30 Zero registration, zero popups, and zero watermarks: once processing completes, a green "Download (274.41 KB)" button directly exports the full 4x (2048×2048) PNG. |
| Background & reputation | 17 / 20 Operated by Shopsense Retail Technologies Ltd. (PixelBin.io / Reliance Retail subsidiary, Mumbai, India—the same enterprise cloud behind Erase.bg), holding SOC 2, ISO 27001, and GDPR certifications. | 18 / 20 Operating continuously since 2017 as one of the best-known Waifu2x / SRCNN deep convolutional super-resolution services across Web, Windows, macOS, iOS, Android, and API. |
| Engineering & privacy | 14 / 15 Backed by PixelBin's `delivery.pixelbin.io/predictions/outputs/1d/sr/upscaleRestricted/` edge pipeline with an explicit 24-hour (`1d`) auto-expiring storage bucket. | 13 / 15 Supports offline queue recovery and one-click "Delete" to immediately purge uploaded/upscaled files from cloud storage. |
| Task quality | 57.5 / 65 PSNR vs 2048px GT: 27.57 dB · SSIM: 0.8918 · Edge Gradient Correlation: 0.6496 · High-Freq Sharpness Ratio: 0.5289 · Calibration Plate PSNR: 15.96 dB | 56.5 / 65 4x Photo mode (Low noise reduction) exported a native 2048×2048 unwatermarked PNG achieving full-frame PSNR = 28.27 dB and SSIM = 0.9790, suppressing JPEG block artifacts while preserving clean structural geometry and color accuracy (56.5/65). |
| Deliverable specifications | 18 / 20 No free unwatermarked export (0/8); Free scale factor: 2x (1024×1024 (2.0x · Free without login; 4x/8x require PixelBin paid plan)) | 20 / 20 Free guest tier directly exports full 4x (2048×2048) unwatermarked PNG (20.0/20). |
| Processing speed | 14.5 / 15 Network-observed server wait: 1.74s (API mode: sync_post; end-to-end 3.54s shown for reference only, never penalized) | 10.5 / 15 Free cloud GPU 4x Photo super-resolution completed in ~18.5s (10.5/15). |
