Comparison

Rayyan vs iris

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Rayyan

This app streamlines systematic literature reviews for researchers, enabling quick article screening and decision-making on mobile devices. It supports offline work and real-time collaboration, significantly reducing review time.

Highlights
  • Offline article screening
  • Real-time collaboration
  • Quick inclusion decisions
  • Reference labeling
  • Article filtering
  • Configurable settings
Features
Read full description

The Most Advanced Systematic Literature Review App If you conduct research, Rayyan is the app for you. It accelerates systematic literature reviews in support of all types of evidence-based research. Developed by researchers, for researchers, Rayyan offers a quick and easy way to screen articles on the go, and it even works offline! Key Features: - Work online for real-time collaboration. - Download your reviews to work on the go or offline. - Swipe left or right to make inclusion decisions quickly. - Label references by selecting or adding labels. - Filter references with the touch of a button. - Configure and save your settings to work however you like. Save Your Valuable Time, Reduce Your Frustration, and Increase Your Productivity Rayyan is designed to guide you through article screening by enabling quick decisions and label applications on each article. You won’t believe how easy it is to use! Researchers report reducing the time spent on their reviews by 50%-80% or more using Rayyan. Enjoying real-time collaboration with fellow researchers has never been easier. Rayyan records every decision for you. The app even functions when you’re offline, so you can always rely on Rayyan to make the most of your valuable time. We welcome your feedback about the app. You can contact us anytime via email at support@rayyan.ai or on Twitter @rayyanapp. Terms of Use: https://www.rayyan.ai/terms-of-service Privacy Policy: https://www.rayyan.ai/privacy_policy/

About

iris

Features
Read full description

iris runs your outreach campaigns from your phone - discovering the right people, drafting personalized messages with AI, and tracking every reply. start a campaign around a goal: promote a product, book a venue, or define your own. iris analyzes your target and finds matching contacts across Instagram and TikTok - pulling each person's profile and content in so your messages land in context. it drafts a personalized first message per contact; you approve what goes out, and replies arrive in a unified inbox. features - discover contacts by objective across Instagram and TikTok - AI-drafted messages, personalized per contact, with an approval step - automated outreach over email, Twitter DMs, and Instagram DMs - unified inbox to track every reply - push notifications when a campaign needs you - drafts ready for review, discovery complete - live dashboard: campaigns, contacts, conversations, replies - usage and plan tracking; connected Twitter and Instagram accounts sign in with Google or Apple and pick up campaigns you started on the web - your account and data are shared. named for the Greek messenger goddess. subscriptions iris offers auto-renewing subscriptions (starter, pro, and premium; monthly or yearly). the pro yearly plan includes a 7-day free trial. payment is charged to your Apple ID at confirmation of purchase, and the subscription auto-renews unless auto-renew is turned off at least 24 hours before the end of the current period. manage or cancel anytime in your App Store account settings. terms of use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ privacy policy: https://www.iris-ai.dev/privacy

Screenshots

Rayyan4 screens
iris4 screens

Verdict

The call

The clearest difference is device support: Rayyan at 3 against iris's 1. Rayyan also leads on iOS requirement (15.1 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Rayyan sells 10 in-app purchases, starting at $9.99 per month and iris sells 6 in-app purchases, starting at $12.00 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Rayyan ships an update every 5 weeks, iris every 3 weeks. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

Scorecard2 real differences · 8 level
Rayyan versus iris: the parameters behind the verdict, then further details
ParameterRayyaniris
PriceFreeFree
Rating3.9 (25 ratings) — better—
Positive reviews37.1% of reviews—
Number of ratings25 — better—
Update frequencyEvery 5 weeksEvery 3 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.1 — better17.0
Further details — not scored
Size36 MB16 MB
Age rating+174+
DeveloperRayyan Systems, Inc.JCLVSH LLC

In-app purchases

10 purchases

Rayyan

Subscriptions10
  • Student Monthly$9.991 Month
  • Professional Monthly$14.991 Month
  • Student Quarterly$24.993 Months
Show 7 more
  • Essential Quarterly$24.993 Months
  • Professional Quarterly$39.993 Months
  • Advanced Quarterly$39.993 Months
  • Student Annual$59.991 Year
  • Essential Annual$59.991 Year
  • Professional Annual$99.991 Year
  • Advanced Annual$99.991 Year
6 purchases

iris

Subscriptions6
  • iris starter (monthly)$12.001 Month
  • iris pro (monthly)$25.001 Month
  • iris premium (monthly)$50.001 Month
Show 3 more
  • iris starter (yearly)$93.001 Year
  • iris pro (yearly)7 Days trial$195.991 Year
  • iris premium (yearly)$390.001 Year

Questions

Is Rayyan free?
Rayyan is free to download, with in-app purchases available.
Is iris free?
iris is free to download, with in-app purchases available.
Do Rayyan or iris have ads?
Neither Rayyan nor iris shows ads.
Which is updated more often, Rayyan or iris?
Rayyan ships an update every 5 weeks, and iris every 3 weeks. Most recently, Rayyan was updated on November 7, 2026 and iris on November 5, 2026.

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