Comparison

Study Radar vs PediaRex

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

Head to head
About

Study Radar

Features
Read full description

StudyRadar.ai is an AI-powered learning platform designed to help students prepare for professional pharmacy and healthcare licensing exams, including the Pharmacy Examining Board of Canada (PEBC) Evaluating and Qualifying Exams. Our platform provides access to a vast MCQ question bank, fully voiced AI-powered OSCE simulations, and cutting-edge learning tools to maximize study efficiency and improve exam performance. StudyRadar.ai is another innovative product from St. Juliet Solutions Inc. Terms of Use: https://www.studyradar.ai/terms Privacy Policy: https://www.studyradar.ai/privacy

About

PediaRex

This educational tool helps medical students practice pediatric dose calculations and pharmacology. It offers offline practice for various medication forms and includes a comprehensive study guide with clinical notes and warnings. An optional Pro version removes ads and adds advanced features.

Highlights
  • Weight-based pediatric dose practice
  • Offline calculation for syrups, drops, tablets, injectables
  • Study guide with clinical notes and warnings
  • Over 620 pediatric medicine entries
  • Pro version with IP Mode and ad-free experience
  • Searchable medicine database
Features
Read full description

PediaRex – Pediatric Dose Calculator & Pharmacology Study Guide PediaRex is an educational pediatric dose calculator and pediatric pharmacology study guide for MBBS, nursing, pharmacy, and postgraduate medical students. Practice weight-based (mg/kg) pediatric dose calculations offline for syrups, drops, tablets, IV/IM injectables, nebulizers, and MDI inhalers. Free to download on iPhone and iPad, with banner ads. Unlock one-time Pro for IP Mode, an ad-free experience, and optional cloud backup of your study notes. No subscription. Educational use only. Not for prescribing, diagnosis, or clinical decision-making. WHY STUDENTS USE PEDIAREX β€’ Instant weight-based (mg/kg) pediatric dose practice β€’ OP Mode: 370+ oral and outpatient medicines with mL volumes β€’ IP Mode (Pro): 250+ IV/IM ward, ICU, NICU, and PICU learning medicines β€’ 620+ pediatric medicine entries for search and revision β€’ Clinical notes, warnings, contraindications, and study pearls β€’ Favourites, Line-Up checklist, regional brand names, and optional My Notes β€’ Core calculator and browsing work without internet PEDIATRIC DOSE CALCULATOR β€’ Calculate weight-based (mg/kg) doses instantly β€’ Enter weight in kilograms or age (years + months) for estimated practice weight β€’ OP results show dose in mg and volume in mL β€’ IP results provide mg dosing with study guidance and frequency β€’ Multiple medicine concentrations supported (e.g. 125 mg/5 mL and 250 mg/5 mL) β€’ Live dose updates as weight or age changes β€’ Age-related warnings and contraindications for safer learning DUAL LEARNING MODES OP (Outpatient) – 370+ Medicines (included) Practice pediatric drug dosage calculations for syrups, suspensions, oral drops, tablets, nebulizers, and inhalers commonly used in outpatient learning. IP (Inpatient) – 250+ Medicines (Pro) Study IV and IM medicines used in wards, ICU, NICU, and PICU, including educational dilution notes, administration guidance, and dosing references. Together, OP and IP provide over 620 pediatric medicine entries for learning, revision, and exam preparation. MEDICINE CATEGORIES β€’ Fever, ARI, respiratory, cough and cold medicines β€’ Antibiotics, antivirals, antifungals, and anti-infectives β€’ Gastrointestinal medicines including ORS, zinc, PPIs, probiotics, and antiemetics β€’ Pain medicines, antihistamines, anticonvulsants, and neurology drugs β€’ Vitamins, minerals, endocrine, cardio-renal, and immune medicines β€’ Emergency drugs, fluids, steroids, antimicrobials, and critical-care medicines STUDY TOOLS β€’ Search 620+ pediatric medicines by generic name β€’ Separate favourites for OP and IP β€’ Line-Up checklist for ward-style revision β€’ Add regional brand names and optional price notes β€’ Optional Google Sign-In (Pro) to sync brands, personal notes, and favourites β€” never stores age, weight, or patient data β€’ Core pediatric dose calculator works completely offline FREE ON iOS + ONE-TIME PRO PediaRex is free to download and includes banner ads. One-time Pro unlock (no subscription) includes: β€’ IP Mode for inpatient and critical-care learning β€’ Ad-free experience β€’ Google Sign-In cloud backup for brands, My Notes, and favourites Restore Purchases is available after reinstall or device change. IDEAL FOR β€’ MBBS students β€’ MD Pediatrics, DNB, and DCH trainees β€’ NEET PG, INICET, and FMGE preparation β€’ BSc Nursing, MSc Nursing, GNM, and ANM students β€’ PharmD, B.Pharm, and D.Pharm students β€’ Interns, residents, junior doctors, and clinical trainees β€’ ICU, NICU, PICU, and pediatric nursing staff DISCLAIMER PediaRex is an educational pediatric dosage calculator, child dose calculator, and pharmacology learning tool. It is not a clinical decision-support system and must not be used for prescribing or real-patient care. Always verify doses using standard references such as the Nelson Textbook of Pediatrics, IAP recommendations, hospital protocols, and guidance from senior clinicians.

Screenshots

Study Radar4 screens
PediaRex4 screens

Verdict

The call

The clearest difference is update cadence: PediaRex at daily against Study Radar's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Study Radar sells 10 in-app purchases, starting at $19.99 per month and PediaRex sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Study Radar ships an update fortnightly, PediaRex daily. The most recent releases landed on October 10, 2026 and October 11, 2026 respectively.

Scorecard1 real difference Β· 7 level
Study Radar versus PediaRex: the parameters behind the verdict, then further details
ParameterStudy RadarPediaRex
PriceFreeFree
Positive reviewsβ€”100.0% of reviews
Update frequencyFortnightlyDaily β€” better
AdsNoNo
In-app purchasesYesYes
Monetizationβ€”Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.0 β€” better
Further details β€” not scored
Size77 MB39 MB
Age rating17+17+
DeveloperOsadipe OmolasoyeSajil Haq

In-app purchases

10 purchases

Study Radar

Subscriptions10
  • Evaluation Exam Monthly$19.991 Month
  • American NAPLEX Exam$29.991 Month
  • MCCQE Exam Monthly$29.991 Month
Show 7 more
  • Evaluation Exam Quarterly$59.993 Months
  • OSPE Mock Exam Monthly$69.991 Month
  • National Council Licensure Exam Qua$69.993 Months
  • OSCE Monthly$89.991 Month
  • American NAPLEX Exam Quarterly$99.993 Months
  • MCCQE Exam Quarterly$99.993 Months
  • OSCE Quarterly$299.993 Months
1 purchases

PediaRex

One-time1
  • PediaRex Pro Onetime purchase$0.99

Questions

Is Study Radar free?
Study Radar is free to download, with in-app purchases available.
Is PediaRex free?
PediaRex is free to download, with in-app purchases available.
Do Study Radar or PediaRex have ads?
Neither Study Radar nor PediaRex shows ads.
Which is updated more often, Study Radar or PediaRex?
Study Radar ships an update fortnightly, and PediaRex daily. Most recently, Study Radar was updated on October 10, 2026 and PediaRex on October 11, 2026.

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