Rayyan vs Silvi

Comprehensive side-by-side comparison — features, pricing, performance, and more.

Data last refreshed October 2026

Rayyan

Rayyan Systems, Inc.

AI-Powered Systematic Review & Literature Review Platform

Freemium

75% verification coverage

Silvi

Silvi ApS

Know what science knows

Freemium

65% verification coverage

Trust & Reliability

Rayyan

Users:1M-10M

Customers (per vendor):IQVIA, Qatar University, University of Gävle +7

GDPR

SOC 2

HIPAA

Silvi

Users:10K-100K

Customers (per vendor):Technical University of Denmark, University College Syd, Arboria

GDPR

Overall Winner: Rayyan

6.1/10 vs Silvi at 4.0/10

Leads in:

Support

Integration

Compliance & Data Protection

Scores are AI-estimated from publicly available data — not an independent test or a verified user rating. How we rank →

AI Comparison Summary

Rayyan

6.1

avg score

Silvi

4.0

avg score

Rayyan leads overall — particularly in Customization and Integration and 2 more.

Based on 7 dimensions

Scores are AI-estimated from publicly available data — not an independent test or a verified user rating. How we rank →

Overall Winner

Rayyan

6.1 / 10

Rayyan

Best For

Individual researchers getting started with systematic reviews

PhD students and postdocs needing AI-powered tools to save time

Professionals conducting complex reviews with upgraded AI capabilities

Research groups and departments requiring shared workflows and collaboration

Silvi

Best For

Ambitious individual researchers

Research institutions and universities

PhD students managing literature reviews

Teams collaborating on systematic reviews

* Verdict is based on our algorithmic scoring of publicly available data. Learn about our methodology

Rayyan is best for

💻Coding & Dev5.0💬Chat & Conversation5.0🎧Customer Support5.0

Silvi is best for

💬Chat & Conversation7.0🎧Customer Support7.0🔍Research5.3

Filter by your use case:

Limitations

Rayyan

Cons

Free plan is limited to 3 active reviews and 2 free reviewers
Free plan has limited mobile app access
Advanced plan does not include AI Reviewer, AI Analyzer, Chat with Abstracts, Chat with Full Texts, Auto Match PDF, or Auto Retrieve PDF
Advanced plan does not include Enterprise Admin features
Advanced plan does not include PRISMA 2020 Report, Kappa Report, Duplicates Removed Report, Screening Report, Full Text Screening Report, Data Extraction Report, Risk of Bias Report, Copy References, Data Sampling, Meta-Analysis, or Audit Log
Advanced plan does not include Single Sign On (SSO) or MCP Server

Silvi

Cons

Account data is retained for 3 months after deletion (Terms of Service)
Service is provided 'as is' and 'as available' (Terms of Service)

Weighted Score — Adjust What Matters to You

Pick a profile or drag sliders — scores and radar update instantly on the right.

Quick profiles:

Ease of Use5

Customization5

Support5

Integration5

Compliance & Data Protection5

Performance5

Planning Quality5

Dimension Comparison

Rayyan

6.1

/ 10

Clear winner

Silvi

4.0

/ 10

Dimension Breakdown

Ease of Use

How intuitive is onboarding, UI navigation, and day-to-day usage for the target audience?

Rayyan

6.0

Silvi

6.0

Customization

Calculated

How much can users tailor workflows, settings, prompts, or outputs to their needs?

Rayyan

6.0▲ +4.0

Silvi

2.0

Support

How strong is the documentation, customer support, community, and learning resources?

Rayyan

7.0▲ +1.0

Silvi

6.0

Integration

Calculated

How well does it connect with other tools, APIs, and workflows?

Rayyan

7.0▲ +3.0

Silvi

4.0

Compliance & Data Protection

Calculated

Compliance certifications and data-protection posture, counted from ten verified signals: SOC 2 Type II, GDPR compliance, HIPAA, WCAG AA/AAA, PII redaction, licensed-only training, a published sub-processor list, a downloadable DPA, not training on user data, and a documented deletion path

Rayyan

7.0▲ +5.0

Silvi

2.0

Performance

Calculated

Latency + throughput speed

Rayyan

5.0

Silvi

5.0

Planning Quality

Calculated

Multi-step planning depth + replanning capability

Rayyan

5.0▲ +2.0

Silvi

3.0

Calculated = derived from structured signals (integration count, API/open-source config, compliance certs, response-time). AI = LLM-assessed from public website content. Methodology

Task Performance

Rayyan

Task

Silvi

5.0

Literature Search

6.0

7.0

Citation Management

5.0

8.0

Data Extraction

9.0

2.0

Hypothesis Generation

2.0

4.0

Paper Summarization

3.0

7.0

Methodology Guidance

6.0

5.0

Cross Reference

5.0

Knowledge Synthesis

7.0

4.0

Experiment Tracking

2.0

6.0

Peer Review Support

7.0

4.0

Data Visualization

5.0

6.0

Natural Language Queries

1.0

* Task scores (1–10) are algorithmically generated from publicly available data.

Data is sourced from public information and vendor websites. It may not always be up-to-date — verify pricing and features directly with the vendor before purchasing.Report inaccuracy

Frequently Asked Questions

What are the main differences between Rayyan and Silvi?

Rayyan — "AI-Powered Systematic Review & Literature Review Platform". Silvi — "Know what science knows". The Features section on this page compares them side by side.

Who is Rayyan best for compared with Silvi?

Rayyan is best for Individual researchers getting started with systematic reviews; and for PhD students and postdocs needing AI-powered tools to save time. Silvi is best for Ambitious individual researchers; and for Research institutions and universities.

How does the pricing of Rayyan compare with Silvi?

Rayyan is freemium, includes a free plan, paid plans start at $8.33/month. Silvi is freemium, includes a free plan. Always verify current pricing with the vendor.

Does Rayyan or Silvi have a free plan?

Rayyan has a free plan. Silvi has a free plan. Always verify current pricing with the vendor.

Explore Alternatives

Rayyan Alternatives

Tools similar to Rayyan

Silvi Alternatives

Tools similar to Silvi

Compare More AI Tools

Use our comparison tool to compare up to 5 AI tools side-by-side with AI-powered recommendations.