Pain Squad vs OpenEvidence
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Pain Squad
This app is an electronic pain diary designed for children with cancer, aged 8-18, to track their pain. It gamifies the process of reporting pain intensity, location, and relief methods, allowing users to advance in ranks and share reports with healthcare providers.
- Electronic pain diary
- Gamified experience
- Pain tracking and reporting
- Rank advancement system
- Printable pain reports
- Reminders for reports
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Join the fight against pain! Enlist in the Pain Squad™ today and search for clues to put pain where it belongs … behind bars. The Pain Squad™ electronic pain diary is a tool created for kids with cancer to fight back against their pain. Developed by researchers at The Hospital for Sick Children (SickKids), this is an evidence-based pain diary that plays like a game and is recommended for children 8 to 18 years of age with cancer. You can use the app to help keep track of your pain reports and set reminders for when to fill them out. Pain reports will help you record the intensity of your pain, where it occurs, what you’ve done to help reduce your pain, and much more. As you complete the reports, you’ll be promoted within the ranks of the Pain Squad™. If you fill out every report and you might even make Chief! You can review your answers through the app. You can also print them to help your health care providers, family and friends better understand your experience.
OpenEvidence
This AI-powered medical search engine provides verified healthcare professionals with evidence-based answers to clinical questions. It sources information from millions of peer-reviewed papers and leading medical journals, offering cited claims and strength of evidence assessments.
- Evidence-based clinical answers
- Cited claims with sources
- Strength of evidence assessment (EvidenceGrade™)
- Access to 35 million+ peer-reviewed papers
- CME and MOC credit earning
- HIPAA compliant platform
- Ambient documentation and secure calling
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Clinical Decision Support & Medical Search Engine for Healthcare Professionals (NPI Required) OpenEvidence is the most widely used clinical decision support platform and medical search engine among U.S. clinicians. According to independent studies, more American physicians use OpenEvidence than all other AI platforms combined. OpenEvidence is trusted by millions of verified healthcare professionals to make high-stakes clinical decisions at the point of care with answers that are sourced, cited, and grounded in peer-reviewed medical literature. Founded with the mission to organize and expand the world's collective medical knowledge, OpenEvidence is actively used daily by the majority of physicians in the United States. OpenEvidence is free for all verified U.S. clinicians. AN OFFICIAL AI PARTNER OF: The New England Journal of Medicine (NEJM) The Journal of the American Medical Association (JAMA) and its 11 specialty journals National Comprehensive Cancer Network (NCCN) Nature Cochrane Library Wiley WHAT YOU GET: • Specific answers to clinical questions, with every claim cited to its source • 35 million+ peer-reviewed papers, 300+ medical journals, plus FDA and CDC sources • Licensed full text from NEJM, JAMA, Nature, Cochrane, and others • EvidenceGrade™: see the strength of the evidence behind every answer • CME and MOC credits, earned by asking questions • Visits for ambient documentation, Dialer for secure patient calls, and Voice Mode for hands-free answers CONTENT AGREEMENTS AND COLLABORATIONS: American Academy of Family Physicians (AAFP) American College of Cardiology (ACC) American Diabetes Association (ADA) American Academy of Pediatrics (AAP) American College of Obstetricians and Gynecologists (ACOG) American College of Emergency Physicians (ACEP) ASCO Guidelines American Academy of Orthopaedic Surgeons (AAOS) American Academy of Ophthalmology (AAO) American Urological Association (AUA) Plus AAO-HNS, GINA, SNO, SSO, and more. IN USE ACROSS: 10,000+ hospitals and medical centers nationwide, including Mayo Clinic, Mount Sinai, Cedars-Sinai, MSKCC, and Sutter Health. WHY CLINICIANS TRUST US: • HIPAA compliant across the platform • NEJM, JAMA, Nature, and NCCN—official content partners • Tens of millions of clinical consultations per month WHAT CLINICIANS SAY: “OpenEvidence is currently the best AI tool for medical information.” — Dr. Paul Sax, Infectious Disease, Brigham and Women’s Hospital, Review in The New England Journal of Medicine Journal Watch (now NEJM Clinician) “In a morning report, a resident had a question that I didn’t know the answer to, but we were able to open OpenEvidence and get an answer on the spot.” — Dr. Kyle P. Lehenbauer, Minneapolis Veterans Affairs Medical Center “I use OpenEvidence multiple times during the day and every day. I am a better doc because of this. I expand my differential diagnoses and verify the science behind choices of treatments.” — Dr. Sharon E. Martin, Southern Huntingdon Medical Center Important note: OpenEvidence is available only to healthcare professionals. Users must verify their healthcare professional status before using OpenEvidence.
Screenshots
Verdict
The clearest difference is review sentiment: OpenEvidence at 81% against Pain Squad's 50%. OpenEvidence also leads on update cadence (weekly vs every 29 months) and chart position (#39 vs unranked). Pain Squad's advantage is iOS requirement (9.3 vs 15.1). On price, ads, in-app purchases and monetization model 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Pain Squad ships an update every 29 months, OpenEvidence weekly. The most recent releases landed on November 1, 2026 and November 10, 2026 respectively.
| Parameter | Pain Squad | OpenEvidence |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.9 (12K ratings) — better |
| Positive reviews | 50.0% of reviews | 81.5% of reviews — better |
| Number of ratings | — | 12K — better |
| Update frequency | Every 29 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Best chart rank | — | #39 — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 9.3 — better | 15.1 |
| Further details — not scored | ||
| Size | 50 MB | 96 MB |
| Age rating | 4+ | 17+ |
| Developer | The Hospital for Sick Children | OpenEvidence Inc. |
Customer experience
Pain Squad
OpenEvidence
Bugs and requests
Pain Squad
Not enough reviews yet to summarise bugs or requests.
OpenEvidence
Reported bugs
1 issue- App not working in latest update
Requested features
2 requests- Availability on MacBook
- Integration with clinical workflows and EMRs
In-app purchases
Pain Squad
No in-app purchases
OpenEvidence
No in-app purchases
Questions
Is Pain Squad free?
Is OpenEvidence free?
Do Pain Squad or OpenEvidence have ads?
Which is updated more often, Pain Squad or OpenEvidence?
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