So your literature review has outgrown the free plan? Here's how to upgrade to RR+ and unlock up to 300 seed articles, advanced filters and multiple projects.
You can upgrade to RR+ at any time from inside ResearchRabbit. Payment is handled securely through Stripe.
Steps to upgrade
Click the Upgrade button in the top right corner
Choose Annual (20% off) or Monthly
Click Subscribe
This opens the Stripe checkout page
Enter your payment details
Click Pay and subscribe to confirm
Your RR+ features unlock as soon as your payment goes through.
🌏 Sound like a lot where you're from? You may be eligible for a discount through our RR+ Country Discounts scheme.
Got a promo code?
When you upgrade, you'll be taken to our secure Stripe checkout. Just click "Add promotion code" under the order summary, enter your code and hit Apply. You'll see the discount reflected before you pay.
What do I get with RR+?
Great question! We've written a full guide on this here, but here's the lowdown on what you get with RR+:
Up to 300 seed articles for large-scale reviews
Advanced search filters, including keywords, publication date, journal quality, open access and retractions
Multiple projects to keep each paper's articles and notes separate
Faster support responses



