Factual Head-to-Head Analysis
Convertly vs Smallpdf: In-Depth 2026 Comparison
Smallpdf is one of the most recognized consumer PDF web services, while Convertly offers an open, high-volume alternative with zero subscription paywalls and 120-minute temporary file retention.
Convertly
100% Free Forever
Pricing Model
100% Free Forever (No credit card or recurring subscription)
Data Retention SLA
Automated 120-minute temporary file retention; deterministic processing with no AI model training
Smallpdf
smallpdf.com
Pricing Model
Freemium with strict limits (Free tier: 2 tasks/day; Pro tier: $9–$12/user/month)
Data Retention SLA
Files deleted after 1 hour (free) or stored in account cloud workspace (Pro)
Feature Matrix Comparison
| Feature | Convertly | Smallpdf |
|---|---|---|
| Daily Free Conversions | Unlimited high-volume processing | 2 tasks per day on free plan |
| Account Registration Required | None (Instant anonymous access) | Required for advanced tools & cloud storage |
| Scanned Document OCR | Integrated Tesseract OCR engine | Restricted to Pro subscription tier |
| Electronic Signatures (E-Sign) | Basic PDF form workflows | Advanced multi-signer e-sign platform |
| Cloud File Workspace | None (Stateless temporary retention) | Built-in cloud storage for paid teams |
| File Retention Policy | Automated 120-min deletion | 1 hour for free files, persistent for Pro |
Frequently Asked Questions
Why does Smallpdf restrict free users to 2 files a day?
Smallpdf utilizes a freemium business model designed to convert casual visitors into paid monthly subscribers ($9–$12/month).
Does Convertly store my files permanently?
No. To ensure data privacy, all uploaded and converted files are automatically deleted after 120 minutes.