MergePDF Pro vs. Sejda PDF
No 3-tasks-per-hour timer, no 50 MB / 200 page ceiling, and zero subscription fees.
MergePDF Pro
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✓
Daily Conversion Limit: Unlimited tasks with zero daily caps or paywalls
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✓
Optical Character Recognition (OCR): 100% Free for scanned PDFs and images
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✓
Client-Side Privacy: 100% Offline in-browser WASM processing for image tools
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✓
AI & Developer Integration: Official Model Context Protocol (MCP 1.0) AI agent support
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Account Requirement: No sign up, no email, no credit card required
Sejda PDF
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Daily Conversion Limit: 3 tasks / hour (Free tier)
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Optical Character Recognition (OCR): Limited to 10 pages per doc
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Client-Side Privacy: Cloud server upload only
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AI & Developer Integration: None
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Account Requirement: Frequent upgrade prompts & registration modals
Why pay $60 – $84 / year for document processing when MergePDF Pro is completely free?
MergePDF Pro vs. Legacy Alternatives
See how MergePDF Pro compares against iLovePDF, Smallpdf, and Adobe Acrobat DC on limits, privacy, OCR, and AI capabilities.
| Feature & Capability |
MergePDF Pro
Free Forever
|
iLovePDF (Free) | Smallpdf (Free) | Adobe Acrobat |
|---|---|---|---|---|
| Daily Conversion Limit Number of tasks before hitting a paywall | Unlimited (No Daily Caps) | Strict hourly/daily limits | 2 tasks per day max | 1-2 trials, then paywall |
| Pricing & Subscriptions Monthly or annual subscription fees | $0 Free Forever | $7 / month ($84/yr) | $12 / month ($108/yr) | $19.99 / month ($239/yr) |
| Account Registration Required Mandatory sign-up or credit card | Never Required | Required for larger batches | Required for advanced tools | Mandatory Adobe ID |
| Max Free File Size Upload allowance per conversion | 100 MB+ | 15 MB | 10 MB | 5 MB |
| 100% Offline Client-Side Privacy (WASM) Process files on device without cloud upload | Yes (Built-in WebAssembly) | No (Requires cloud upload) | No (Requires cloud upload) | No (Cloud sync required) |
| Interactive In-Browser AI Document Assistant Summary, Action Items, and Q&A | Included 100% Free | Paid add-on | Paid subscription only | +$4.99/mo Acrobat AI add-on |
| Model Context Protocol (MCP Server) Official tools for Claude Desktop & Cursor agents |
Yes (@mergepdf/mcp-server)
|
No | No | No |
| Scanned PDF OCR (Searchable Text) Extract selectable text from scanned paper | 100% Free | Locked behind Premium | Locked behind Pro | Paid subscription only |
| Archival PDF/A Conversion ISO 19005 compliant long-term storage | Included Free | Paid feature only | Paid feature only | Acrobat Pro only |
| Multi-Format Office & Image Toolkit Word, Excel, PPT, EPUB, HEIC, Base64, QR | 62+ Complete Tools | ~25 tools | ~21 tools | Standard tools only |
Ready to convert documents with zero restrictions?
No email required. Files are processed securely and deleted automatically.
Frequently Asked Questions: MergePDF Pro vs. Sejda PDF
Everything you need to know about switching.
Does MergePDF Pro have an hourly task limit like Sejda?
No. Sejda enforces a 3 task per hour limit. MergePDF Pro has no timers or hourly quotas.
What is the page limit on MergePDF Pro vs Sejda?
Sejda limits free documents to 200 pages. MergePDF Pro allows large documents without page caps.
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