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PDFWix vs Smallpdf

PDFWix vs Smallpdf in 2026 — free-tier task limits, privacy and pricing compared. Smallpdf caps free users at 2 tasks/hour; PDFWix has no daily limit.

PDFWix vs Smallpdf

PDFWix vs Smallpdf in 2026 — free-tier task limits, privacy and pricing compared. Smallpdf caps free users at 2 tasks/hour; PDFWix has no daily limit.

PDFWix vs Smallpdf — overview

Smallpdf is a Swiss-based PDF suite, ISO 27001 certified, with one of the cleanest interfaces in the category and strong enterprise/team features. PDFWix is a smaller, free-forever web app whose biggest selling point is browser-side processing and zero free-tier caps. Most casual users hit Smallpdf's two-tasks-per-day wall on free; that's where PDFWix tends to win.

Key differences

• Tool count: PDFWix — 23; Smallpdf — 21
• Browser-side processing: PDFWix — Default for most tools; Smallpdf — Server-side for all tools
• Free-tier limit: PDFWix — None; Smallpdf — 2 documents/day on free
• Watermark on free output: PDFWix — Never; Smallpdf — Never on web; some apps add one
• Forced sign-up: PDFWix — No; Smallpdf — Required after free quota
• ISO 27001 certified: PDFWix — No (not yet); Smallpdf — Yes
• Team plans: PDFWix — No; Smallpdf — Yes
• Developer API: PDFWix — Yes; Smallpdf — Yes
• Pro price: PDFWix — $0; Smallpdf — ~$9/mo Pro

When to use PDFWix

• You hit the 2-document daily cap and don't want to subscribe.
• You handle sensitive documents and prefer browser-side processing where possible.
• You want a no-friction web tool for occasional use.

When Smallpdf is better

• You're in a regulated org that requires an ISO 27001 vendor.
• You need their team workspace and seat-based admin.
• You're happy paying for the Pro tier and want polished mobile apps.

Pricing verified June 2026. Smallpdf pricing page.

Verdict

Smallpdf is the better choice for a regulated enterprise that wants ISO certification and team admin. PDFWix is the better choice for individuals and small teams who refuse to be capped at two documents a day.

Frequently asked questions

Does Smallpdf really limit you to 2 documents per day?

Yes — that's their published free-tier limit. After that you're prompted to upgrade. PDFWix has no such cap.

Is Smallpdf safer because it's ISO 27001 certified?

ISO 27001 is a meaningful certification of their security management. PDFWix isn't certified yet, but most of our tools never upload your file in the first place — different model, different tradeoff.

Which is better for privacy?

It depends on your threat model. Smallpdf uploads every file to their servers (TLS in transit, deleted after a few hours) and is ISO 27001 certified. PDFWix runs most tools entirely in your browser — your file never leaves your device — which is a stronger privacy guarantee for confidential documents, even without…