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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 | Leonardo.Ai | Switch / compare |
|---|---|---|---|
| Background removal | Not tested in topic | 86/100 2048 × 2048 · PNG | Compare in task topic → |
| Image compression | 83/100 512 × 512 · PNG | Not tested in topic | Compare in task topic → |
| Image upscaling | 94/100 2048 × 2048 · PNG | 78/100 1024×1024 (2.0x · Unwatermarked high-quality JPG · 271.9 KB) · Historical description; output not attached | Active task |
| Object removal | Not tested in topic | 88/100 2048×2048 (Native full-resolution watermark-free PNG) · Historical description; output not attached | Compare in task topic → |
| Image generation | Not tested in topic | 88/100 1024×1024 (Unwatermarked JPEG, 147.5KB, 100% pixel retention) · Historical description; output not attached | Compare in task topic → |
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Browse this task →| Criterion | BIRME Image upscaling 94/100 Seven-aspect task score BIRME is one of the rare free tools that runs AI super-resolution entirely client-side via in-browser WebGPU/WASM without requiring an account. In our live test, it upscaled a 1024px input to a full 2048x2048 watermark-free native PNG in 60.3s, achieving an edge correlation of 0.6668 that significantly outperforms traditional bicubic interpolation while providing uncompromising zero-upload privacy. Tested export 2048 × 2048 · PNG Historical test · 2026-11-01 | Leonardo.Ai (Universal Upscaler · Pro Precise) Image upscaling 78/100 Seven-aspect task score Credit costs and sizes are shown upfront with clear comparison controls; free output is 2× and images are public by default, with private mode paid. Tested export 1024×1024 (2.0x · Unwatermarked high-quality JPG · 271.9 KB) · Historical description; output not attached Historical test · 2026-10-16 |
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| 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 ↗ | Web individual and default three-seat team plans; excludes API · 2026-10-20 Plan · source date Monthly / one-time Annual bill / period Quota & limits Essential2026-10-20 ↗ 2026-10-20 ↗ USD 12/month USD 120/year Monthly 8,500 Fast Tokens/month; token bank 25,500 Annual 8,500 Fast Tokens/month Rules [1] Premium2026-10-20 ↗ 2026-10-20 ↗ USD 30/month USD 288/year Monthly 25,000 Fast Tokens/month; token bank 75,000 Annual 25,000 Fast Tokens/month Rules [1] Ultimate2026-10-20 ↗ 2026-10-20 ↗ USD 60/month USD 576/year Monthly 60,000 Fast Tokens/month; token bank 180,000 Annual 60,000 Fast Tokens/month Rules [1] 10 plan / billing-period records, all listed; — means that period is not recorded. The app payment panel confirms personal annual prices of $120/$288/$576, differing from earlier rounded monthly equivalents on the marketing site. Public plans permit paid users to buy top-ups without quoting pack prices or per-removal token cost. Unlimited relaxed generation does not establish unlimited removal. Verification has gaps; unknown prices and quotas are not inferred. Cancellation, sources & verification recordSelf-serve cancellation in account settings Official plans and usage terms ↗ · 2026-10-20 Capture 1 ↗ · Capture 2 ↗ Official app annual payment selection ↗ · 2026-10-20 Capture 1 ↗ · Capture 2 ↗ · Capture 3 ↗ |
| Free & trial allowance on the test date | Completely free, no quota limits, pure client-side WebGPU processing | Free accounts receive 150 daily resetting Fast Tokens; Universal Upscaler (Pro · Precise · 2x) costs 5 Tokens per image (~30 free upscales per day) |
| Cancellation & refunds | Not verified | Self-serve cancellation in account settings |
| Disclosure of costs & limits | Page transparently outlines all resizing and AI enhancement parameters | Displays 'Upscale 🪙 5' and target output '1024 × 1024px 1 MP' upfront before clicking Upscale (Screenshot ②) |
| Task quality | ||
| Measured fixture results | Tested scale: 4× | Tested scale: 2× |
| Fixture findings | Under the 2048px standard anchor, BIRME's local WebGPU super-resolution outputs a 2048x2048 native PNG with 26.97 dB PSNR, 0.8897 SSIM, 0.6668 edge correlation (+17.9% over bicubic baseline), and 16.08 dB plate PSNR, completing in 60.3s purely offline on the client. | Added detail while retaining overall structure; check newly generated texture against the input. |
| Original historical observation | BIRME AI Enhance runs purely offline via browser WebGPU/WASM, upscaling 1024x1024 to 2048x2048 with an edge correlation of 0.6668, delivering significantly better detail than bicubic interpolation. | PSNR=25.77 dB · SSIM=0.9605 · edge_corr=0.6507 · hf_ratio=0.7040: unlike diffusive enhancers that heavily alter lighting and geometry, Leonardo's Aurora Precise mode injects rich high-frequency detail while preserving 0.9605 SSIM structural consistency. |
| Suitable uses · historical assessment | Users needing no-login, 100% private, client-side AI image super-resolution without uploading files to external servers | Designers and AI artists who want the best balance between generative micro-texture sharpening (`hf_ratio=0.7040`) and structural fidelity (`SSIM=0.9605`), with ~30 free upscales per day |
| Result & output evidence | No native output obtained; the preview does not establish final export quality. | |
| Delivery capabilities | ||
| Recorded export specifications | 2048 × 2048 · PNG · No watermark in test | 1024×1024 (2.0x · Unwatermarked high-quality JPG · 271.9 KB) · Historical description; output not attached · Check watermark record No native output is attached; check the evidence for specification and watermark claims. |
| Historical specification note · not an official maximum | 2048 × 2048 (PNG · 4.0x full-resolution direct export) | 1024×1024 (2.0x · Costs 5 Free Fast Tokens · Unwatermarked JPG) |
| Watermark observation | No watermark | None (Completely unwatermarked) |
| Batch & API | Supports arbitrary batch processing limited only by local device memory and GPU VRAM | Supports Legacy / Ultra / Pro modes, Precise / Creative styles, and production REST API |
| Recorded free-tier dimensions | 2048 × 2048 | Not verified |
| Attached file dimensions | 2048 × 2048 · PNG | Not verified |
| Speed & reliability | ||
| Timing observation | Recorded local processing time: 60.34s · End-to-end reference: 60.34s | Network-observed server wait: 14.2s · End-to-end reference: 16.8s |
| Date & fixture | 2026-11-01 · anchor_upscale_v1 · US-West (California, AS2914) | 2026-10-16 · 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 | Account required in this test |
| Sign-in methods | All features available directly without registration or login | Requires Google / Apple / Microsoft / Email login |
| Manual adjustment | Not verified | Not verified |
| Interaction observations | Not verified | Clean `/universal-upscaler` studio workspace with zero credit-card trial popups or countdown banners, offering Compare, Side-by-side, and Single inspection views. |
| Background & reputation | ||
| Service lifecycle notice | Not verified | Not verified |
| Operator | BIRME Project | Leonardo Interactive Pty Ltd (Canva) |
| Recorded origin | United Kingdom | Sydney, Australia |
| Domain history record | Founded in 2013 | 2022–Present |
| Background & reputation assessment | Not verified | Developed by Leonardo Interactive Pty Ltd (Sydney, Australia; acquired by Canva in 2024), powered by its proprietary Aurora Precise / Creative super-resolution models. |
| External reputation record | Continuously operating for 13 years since 2013, renowned for pure client-side privacy. | Not verified |
| Engineering & privacy | ||
| Processing location | On-device processing | Uploaded for cloud processing |
| Third-party tracking record | Google Analytics | Not verified |
| Engineering & privacy assessment | Not verified | Free plan creations and upscales are public by default; private mode requires upgrading to Essential ($10/mo). |
| Retention statement | This flow runs locally; post-close deletion not independently verified | Explicit retention period unconfirmed; inspect policy record |
| Evaluation basis | ||
| Pricing transparency | 29 / 35 Transparent token pricing and deliverable specs: the right-hand panel clearly displays 'Output: 1024 × 1024px (1 MP)' and 'Upscale 🪙 5' (consuming only 5 of the 150 daily free Fast Tokens, see Screenshot ②), and exports a completely unwatermarked 1024×1024 image. | |
| Interaction restraint | 24 / 30 Clean `/universal-upscaler` studio workspace with zero credit-card trial popups or countdown banners, offering Compare, Side-by-side, and Single inspection views. | |
| Background & reputation | 18 / 20 Developed by Leonardo Interactive Pty Ltd (Sydney, Australia; acquired by Canva in 2024), powered by its proprietary Aurora Precise / Creative super-resolution models. | |
| Engineering & privacy | 10 / 15 Free plan creations and upscales are public by default; private mode requires upgrading to Essential ($10/mo). | |
| Task quality | 60.5 / 65 PSNR vs 2048px GT: 26.97 dB · SSIM: 0.8897 · Edge Gradient Correlation: 0.6668 · High-Freq Sharpness Ratio: 0.5048 · Calibration Plate PSNR: 16.08 dB | 52.8 / 65 PSNR vs 2048px GT: 25.77 dB · SSIM: 0.9605 · Edge Gradient Correlation: 0.6507 · High-Freq Sharpness Ratio: 0.704 · Calibration Plate PSNR: 14.57 dB |
| Deliverable specifications | 20 / 20 Clean unwatermarked export (8/8); Free scale factor: 4x (2048 × 2048 (PNG · 4.0x full-resolution direct export)) | 15 / 20 Clean unwatermarked export (8/8); Free scale factor: 2x (1024×1024 (2.0x · Costs 5 Free Fast Tokens · Unwatermarked JPG)) |
| Processing speed | 12 / 15 Network-observed server wait: 60.34s (API mode: client_side; end-to-end 60.34s shown for reference only, never penalized) | 8.5 / 15 Network-observed server wait: 14.2s (API mode: async_poll; end-to-end 16.8s shown for reference only, never penalized) |
