Rad Index vs becool
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Rad Index
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Radiographic positioning reference app for Radiographers, Radiologic Technologists and Radiography students. 147 clinical projection cards with separate DR and CR technical parameters, calculators, spaced repetition flashcards and ALARA checklist โ all offline. Built by a practicing Radiographer (TSRM). Clinical content peer-reviewed twice. Available in Italian, English and Spanish. โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ RADIOGRAPHIC PROJECTIONS โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ 147 cards across 8 anatomical regions: โข Chest โ PA, lateral, obliques, trauma variants (cross-table, supine) โข Skull โ PA, lateral, Waters, Caldwell, Towne, skull base, mastoids, orbits, sinuses โข Spine โ cervical, thoracic, lumbar, sacrum, coccyx; trauma and stretcher variants โข Upper limb โ fingers, hand, wrist, forearm, elbow, humerus, shoulder, clavicle, sternum, scapula โข Lower limb โ toes, foot, calcaneus, ankle, tibia/fibula, knee, femur, hip, pelvis, patella โข Abdomen โ supine, erect, decubitus โข Pelvis โ AP, oblique projections โข Long bone stitching โ full spine, full limb Each card: patient positioning, centering point, separate DR and CR parameters, image quality criteria, common errors, practical clinical notes. Collapsible DR/CR/PSP guide with Deviation Index (DI) formula and grid frequency table. โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ STUDY & REVIEW โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ โข Flashcards with spaced repetition โข 3 cards per projection: centering, DR parameters, patient position โข Automatic daily sessions based on performance โข Ideal for registry exams and clinical placement โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ STUDY TOOLS โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ โข Interactive ALARA checklist (ICRP 147/2021) โข Personal notes for each projection with auto-save โข PDF export and share with zone-coloured header โข Radiological glossary (All / Technical / Anatomy tabs) โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ DESIGN & USABILITY โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ โข Full dark mode with dedicated zone colours โข Adjustable text size: S / M / L / XL โข Works completely offline โข Available in Italian, English and Spanish โข Quick search with filters (zone, level, notes) and history โข Favourites and recents on home screen 14-day free trial โ no card required. Then a one-time purchase of โฌ9.99. No subscription, ever.
becool
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One minute a day. One card. One fact you'll want to tell someone about. Every day, becool hands you a new collectible card with a curious fact, an original illustration, and the source it came from. Tap to flip, read, and that's it: you just learned something new, no endless scrolling required. Each card is numbered, has a holographic shine, and goes straight into your collection. A tiny bit of learning every day, at your own pace. WHAT YOU GET โข A new fact every day, on a card you flip with a single tap โข Trusted sources like the Louvre, Harvard, and Scientific American, always shown on the card โข A mini quiz to wrap up the day: keep trying until you get it right โข A daily streak: get the quiz right to keep it alive; skip a day and it starts over โข A collection of every card you've seen โข Favorites, so you can save the ones you loved โข A daily reminder at the time you choose โข Available in English, Portuguese, Spanish, French, and Italian โข No account, no login, no ads. Your data stays on your device A THEME FOR EVERY DAY Monday: Mind & behavior Tuesday: Science & the universe Wednesday: Origins & stories Thursday: Pop culture, arts & fashion Friday: Geography & the world Saturday: Technology & the future Sunday: Nature & animals SUBSCRIPTION becool offers weekly, monthly, and yearly subscription plans, with a 7-day free trial. After the trial, an acred to keep using the app. Payment is charged to your Apple Account at confirmation of purchase or, if you with the free trial, when thetion renews automaticallyunless canceled at least 24 hours before the end of the current period. You can manage or cancel anytime in y[your name] > Subscriptions. Privacy Policy: https://becool-7a1.pages.dev/privacy-en Terms of Use: https://becool-7a1.pages.dev/terms-en
Screenshots
Verdict
The clearest difference is device support: Rad Index at 3 against becool's 1. Rad Index also leads on iOS requirement (15.0 vs 18.0). On price, ads and in-app purchases there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Rad Index sells 1 one-off in-app purchase and becool sells 3 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.
| Parameter | Rad Index | becool |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly | โ |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod โ better | iPhone |
| Requires iOS | 15.0 โ better | 18.0 |
| Further details โ not scored | ||
| Size | 39 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Simone Zen | Aleph Retamal |
In-app purchases
Rad Index
- Rad Index Premium$8.99
becool
- becool Weekly7 Days trial$1.997 Days
- becool Monthly7 Days trial$2.991 Month
- becool Yearly7 Days trial$14.991 Year





