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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 | tools.hellokeyboard.com | WeCompress | Switch / compare |
|---|---|---|---|
| Image compression | 92/100 JPEG · Output attached | 92/100 2048 × 2048 · PNG | Active task |
| PDF compression | Not tested in topic | 96/100 PDF · Output attached | Compare in task topic → |
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Browse this task →| Criterion | Hello Keyboard Tools Image compression 92/100 Seven-aspect task score Hello Keyboard Tools is a free, login-free client-side image compressor that achieves an 85.99% volume reduction (4.14 MB to 580 KB) in only 250ms at default 80% quality, reaching 42.34 dB PSNR and 0.9992 SSIM with complete local privacy and instant turnaround; as it defaults to JPEG output, users requiring transparency for PNG inputs should select the WebP format. Tested export JPEG · Output attached Historical test · 2026-11-06 | WeCompress (Neuxpower NXPowerLite Online Compressor) Image compression 92/100 Seven-aspect task score Login-free access discloses free size limits, roughly halves this PNG and offers deletion; cloud processing comes with ads and desktop promotions. Tested export 2048 × 2048 · PNG Historical test · 2026-10-19 |
|---|---|---|
| Pricing & rules | ||
| Pricing plans | Hello Keyboard Tools site-wide free utilities · 2026-11-06 Plan · source date Monthly / one-time Annual bill / period Quota & limits Web Free2026-11-06 ↗ Free Free Free Free use across all utilities without registration; supports up to 20 MB per file depending on the tool 1 plan / billing-period records, all listed; — means that period is not recorded. The official site declares tools are free to use, require no login, no subscription, with files primarily processed locally in the browser. Cancellation, sources & verification recordCompletely free utility suite; no subscription or cancellation required. Hello Keyboard Tools homepage declaration and tool directory ↗ · 2026-11-06 Capture 1 ↗ Hello Keyboard Tools privacy and processing policy ↗ · 2026-11-06 Capture 1 ↗ | WeCompress online file and image compressor web tool (excludes separately sold NXPowerLite Desktop software) · 2026-10-21 Plan · source date Monthly / one-time Annual bill / period Quota & limits WeCompress Online Free2026-10-21 ↗ Free Free Free Free without login; max 50 MB per file (supports JPEG/PNG/TIFF and PDF/Office documents) with ad-free, unwatermarked export. 1 plan / billing-period records, all listed; — means that period is not recorded. The WeCompress web tool explicitly states it is free, ad-free, and requires no registration for files up to 50 MB (supporting JPEG, PNG, TIFF, PDF, PowerPoint, Word, and Excel), with automatic deletion after processing. Users needing larger file limits or offline batch compression are directed to the separate NXPowerLite Desktop software. Cancellation, sources & verification recordWeCompress web is completely free with no subscription charges; NXPowerLite Desktop is sold separately by Neuxpower. WeCompress official online file compressor page ↗ · 2026-10-21 Capture 1 ↗ |
| Free & trial allowance on the test date | Completely free, no quota limits, pure client-side single-image processing (up to 20 MB) | Free single-file compression up to 50 MB for PNG, JPEG, TIFF, PDF, PPT, Word, and Excel; bulk offline batching requires NXPowerLite Desktop |
| Cancellation & refunds | Completely free utility suite; no subscription or cancellation required. | WeCompress web is completely free with no subscription charges; NXPowerLite Desktop is sold separately by Neuxpower. |
| Disclosure of costs & limits | Page transparently outlines format choices and quality controls | 50 MB file size limit and desktop vs web differences are transparently stated upfront |
| Task quality | ||
| Measured fixture results | File reduction: 85.99% · Output size: 579.8 KB | File reduction: 50.8% · Output size: 2035.9 KB |
| Fixture findings | Under the 2048px standard anchor, Hello Keyboard Tools exports a 2048x2048 full-resolution native JPEG at default settings, achieving 42.34 dB PSNR, 0.9992 SSIM, and 85.99% file size reduction with pure client-side Canvas offline processing in 250ms. | Reduced this fixture by about 51% without manual settings; findings cover this image test only. |
| Original historical observation | Hello Keyboard Tools uses client-side Canvas encoding to compress 4.14 MB down to 579.8 KB (-86.0%) at default 80% quality, achieving 42.34 dB PSNR and 0.9992 SSIM in only 250ms. | Powered by Neuxpower's mature NXPowerLite engine, WeCompress requires zero manual tuning to cut our 4.14 MB anchor PNG by 50.80% to 2.04 MB while maintaining PSNR=39.65 dB and SSIM=0.9985 (02_workspace.png, 03_download.png). |
| Suitable uses · historical assessment | Users needing fast local image compression without uploads, prioritizing privacy, and accepting JPEG/WebP formats | Office users who prefer a zero-configuration workflow for compressing large images (≤50 MB) alongside PDF, PowerPoint, Word, and Excel files |
| Result & output evidence | ||
| Delivery capabilities | ||
| Recorded export specifications | JPEG · Output attached · No watermark in test | 2048 × 2048 · PNG · No watermark in test |
| Historical specification note · not an official maximum | 2048 × 2048 (preserving native dimensions) | 2048×2048 (native resolution watermark-free PNG direct export) |
| Watermark observation | No watermark | Watermark-free |
| Batch & API | Interactive single-file processing, up to 20 MB per file | Single-file sequential processing on web; desktop app available for bulk offline processing |
| Recorded free-tier dimensions | 2048 × 2048 | 2048 × 2048 |
| Attached file dimensions | Not verified | 2048 × 2048 · PNG |
| Speed & reliability | ||
| Timing observation | Recorded local processing time: 0.25s · End-to-end reference: 0.25s | Network-observed server wait: 4.8s · End-to-end reference: 6.8s |
| Date & fixture | 2026-11-06 · anchor_compress_v1 · US-West (California, AS2914) | 2026-10-19 · 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 | No login in this test | No login in this test |
| Sign-in methods | All features available directly without registration or login | No login required |
| Manual adjustment | Not verified | Not verified |
| Interaction observations | Not verified | Zero-config single-click upload and download; gently recommends NXPowerLite Desktop after download alongside a right-rail Google AdSense banner. |
| Background & reputation | ||
| Service lifecycle notice | Not verified | Not verified |
| Operator | Not verified | Neuxpower Solutions Ltd. |
| Recorded origin | Not verified | London, United Kingdom |
| Domain history record | Not verified | Vendor founded in 1997; wecompress.com operating for 10+ years |
| Background & reputation assessment | Not verified | Operated by Neuxpower Solutions Ltd. (London, UK, founded 1997), creators of the enterprise NXPowerLite compression suite. |
| External reputation record | Not verified | Not verified |
| Engineering & privacy | ||
| Processing location | On-device processing | Uploaded for cloud processing |
| Third-party tracking record | Google Analytics · Cloudflare Web Analytics | Not verified |
| Engineering & privacy assessment | Not verified | ISO/IEC 27001 certified infrastructure with one-click manual cloud deletion and automatic short-term file purging. |
| Retention statement | This flow runs locally; post-close deletion not independently verified | Explicit retention period unconfirmed; inspect policy record |
| Evaluation basis | ||
| Pricing transparency | 32.5 / 35 Clearly states free no-login compression for files up to 50 MB on the landing page (01_landing.png); uploading our 4.14 MB anchor PNG immediately displays '4.04 MB ➔ 1.99 MB (51%)' and a free download button with zero paywalls (02_workspace.png, 03_download.png). | |
| Interaction restraint | 26.5 / 30 Zero-config single-click upload and download; gently recommends NXPowerLite Desktop after download alongside a right-rail Google AdSense banner. | |
| Background & reputation | 19 / 20 Operated by Neuxpower Solutions Ltd. (London, UK, founded 1997), creators of the enterprise NXPowerLite compression suite. | |
| Engineering & privacy | 13.5 / 15 ISO/IEC 27001 certified infrastructure with one-click manual cloud deletion and automatic short-term file purging. | |
| Task quality | 58 / 65 Size Reduction: -85.99% (4137.9 KB → 579.8 KB, 7.14× ratio) · PSNR: 42.34 dB · SSIM: 0.9992 | 59.8 / 65 Preserves native 2048×2048 PNG format while reducing 4,137.9 KB to 2,035.9 KB (50.80% reduction, 2.03× ratio) with high PSNR = 39.65 dB and SSIM = 0.9985 (59.8/65) |
| Deliverable specifications | 18 / 20 Watermarked or blocked free export (0/8); Export spec: 2048 × 2048 (preserving native dimensions) | 20 / 20 100% preserves 2048×2048 pixel dimensions and native PNG format without watermarks or login (20.0/20) |
| Processing speed | 15 / 15 Network-observed server wait: 0.25s (API mode: client_side; network upload 0s / end-to-end 0.25s shown for reference only, never penalized) | 12.2 / 15 Cloud NXPowerLite engine completes upload and compression in ~6.8s (~4.8s server processing) (12.2/15) |
