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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 | WeCompress | online-convert.com | Switch / compare |
|---|---|---|---|
| Image compression | 92/100 2048 × 2048 · PNG | 90/100 2048 × 2048 · PNG | Active task |
| PDF compression | 96/100 PDF · Output attached | Not tested in topic | Compare in task topic → |
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Browse this task →| Criterion | 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 | Online-Convert Compress PNG Image compression 90/100 Seven-aspect task score Veteran German file conversion platform offering guest PNG compression (2048×2048) with 55.99% size reduction, 39.27 dB PSNR, 0.9984 SSIM, and intact alpha channel in 7.5s server wait. Tested export 2048 × 2048 · PNG Historical test · 2026-11-02 |
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| Pricing & rules | ||
| Pricing plans | 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 ↗ | Online-Convert free trial credits, Pay As You Go packages and subscriptions · 2026-10-31 Plan · source date Monthly / one-time Annual bill / period Quota & limits Free Trial2026-10-31 ↗ Free Free Free 16 free trial credits upon signup without payment details Supports evaluation of most conversion and compression tools；Shared standard queue with file size limits；No automatic renewal；Valid until credits exhausted Pay As You Go (240 Credits)2026-10-31 ↗ USD 8 · one-time payment Usage / one-time Usage / one-time 240 credits ($0.0333/credit), valid for 1 year Access to all tools, no waiting queue, priority processing Rules [1] [2] [3]Pay As You Go (480 Credits)2026-10-31 ↗ USD 14 · one-time payment Usage / one-time Usage / one-time 480 credits ($0.0292/credit), valid for 1 year Full tools access, zero wait queue, ad-free experience Rules [1] [2] [3]Monthly Subscription (2800 Credits)2026-10-31 ↗ USD 29/month — Monthly 2800 credits per month (up to 2800 standard tasks or 350 AI tasks) All features, no waiting queue, batch concurrent processing, no ads；Unused monthly credits do not roll over；Renews monthly, cancel anytime in dashboard；Valid during active billing period Annual Subscription (2800 Credits/mo)2026-10-31 ↗ — Annual price not verified Annual 2800 credits per month; UI states $23.17 USD/month equivalent without full annual total All features, no waiting queue, batch concurrent processing, no ads；Annual billing total not stated upfront; held as null with partial coverage；Renews annually；Valid during annual period 5 plan / billing-period records, all listed; — means that period is not recorded. Anonymous conversions for basic files; 16 free trial credits upon registration; Pay As You Go packs: 240 credits for $8, 480 for $14; monthly subscription $29/mo for 2800 credits; annual plans state monthly equivalents without full upfront invoice total. Verification has gaps; unknown prices and quotas are not inferred. Cancellation, sources & verification recordCancellation and refund terms unverified Online-Convert Plans & Pricing ↗ · 2026-10-31 Capture 1 ↗ |
| Free & trial allowance on the test date | Free single-file compression up to 50 MB for PNG, JPEG, TIFF, PDF, PPT, Word, and Excel; bulk offline batching requires NXPowerLite Desktop | Guest users can compress everyday files directly; 16 trial credits granted upon registration |
| Cancellation & refunds | WeCompress web is completely free with no subscription charges; NXPowerLite Desktop is sold separately by Neuxpower. | Not verified |
| Disclosure of costs & limits | 50 MB file size limit and desktop vs web differences are transparently stated upfront | Transparent upfront free tier disclosure and clear credit packs with zero post-conversion paywall traps |
| Task quality | ||
| Measured fixture results | File reduction: 50.8% · Output size: 2035.9 KB | File reduction: 55.99% · Output size: 1821 KB |
| Fixture findings | Reduced this fixture by about 51% without manual settings; findings cover this image test only. | Guest export of native 2048×2048 PNG (1.8 MB · -55.99%) with high visual fidelity (39.27 dB PSNR, 0.9984 SSIM) and intact alpha channel in 7.5s server wait. |
| Original historical observation | 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). | Online-Convert cloud backend compressed the 4,137.9 KB anchor image to 1,821.0 KB (55.99% reduction) in 7.5s server wait, achieving 39.27 dB PSNR and 0.9984 SSIM while maintaining sharp text edges and clean transparency. |
| Suitable uses · historical assessment | Office users who prefer a zero-configuration workflow for compressing large images (≤50 MB) alongside PDF, PowerPoint, Word, and Excel files | Users seeking a trusted guest-usable tool to shrink PNG files by over 50% with high fidelity (PSNR 39.27 dB, SSIM 0.9984) and cloud batch workflows |
| Result & output evidence | ||
| Delivery capabilities | ||
| Recorded export specifications | 2048 × 2048 · PNG · No watermark in test | 2048 × 2048 · PNG · No watermark in test |
| Historical specification note · not an official maximum | 2048×2048 (native resolution watermark-free PNG direct export) | 2048 × 2048 (original size watermark-free PNG) |
| Watermark observation | Watermark-free | Watermark-free |
| Batch & API | Single-file sequential processing on web; desktop app available for bulk offline processing | Supports batch queuing and advanced conversion parameter tuning |
| Recorded free-tier dimensions | 2048 × 2048 | 2048 × 2048 |
| Attached file dimensions | 2048 × 2048 · PNG | 2048 × 2048 · PNG |
| Speed & reliability | ||
| Timing observation | Network-observed server wait: 4.8s · End-to-end reference: 6.8s | Network-observed server wait: 7.5s |
| Date & fixture | 2026-10-19 · anchor_compress_v1 · US-West (California, AS2914) | 2026-11-02 · 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 | No login required | Basic compression usable without login; email/password, Google, and Apple login supported for advanced tiers |
| Manual adjustment | Not verified | Not verified |
| Interaction observations | Zero-config single-click upload and download; gently recommends NXPowerLite Desktop after download alongside a right-rail Google AdSense banner. | Not verified |
| Background & reputation | ||
| Service lifecycle notice | Not verified | Not verified |
| Operator | Neuxpower Solutions Ltd. | QaamGo Media GmbH |
| Recorded origin | London, United Kingdom | Cologne, Germany |
| Domain history record | Vendor founded in 1997; wecompress.com operating for 10+ years | Domain registered in 2009 (operating for over 15 years) |
| Background & reputation assessment | Operated by Neuxpower Solutions Ltd. (London, UK, founded 1997), creators of the enterprise NXPowerLite compression suite. | Not verified |
| External reputation record | Not verified | Established German file conversion suite with transparent EU corporate and GDPR disclosures. |
| Engineering & privacy | ||
| Processing location | Uploaded for cloud processing | Uploaded for cloud processing |
| Third-party tracking record | Not verified | Google Analytics · Google AdSense |
| Engineering & privacy assessment | ISO/IEC 27001 certified infrastructure with one-click manual cloud deletion and automatic short-term file purging. | Not verified |
| Retention statement | Explicit retention period unconfirmed; inspect policy record | Claims deletion within 24 hours; deletion not independently verified |
| 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 | 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) | 60 / 65 Size Reduction: -55.99% (4137.9 KB → 1821 KB, 2.27× ratio) · PSNR: 39.27 dB · SSIM: 0.9984 |
| Deliverable specifications | 20 / 20 100% preserves 2048×2048 pixel dimensions and native PNG format without watermarks or login (20.0/20) | 20 / 20 Clean unwatermarked export (8/8); Export spec: 2048 × 2048 (original size watermark-free PNG) |
| Processing speed | 12.2 / 15 Cloud NXPowerLite engine completes upload and compression in ~6.8s (~4.8s server processing) (12.2/15) | 12 / 15 Network-observed server wait: 7.5s (API mode: async_verified; network upload N/A / end-to-end N/A shown for reference only, never penalized) |
