Heart Chart vs RADS Guide
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Heart Chart
This app allows medical professionals to visually document cardiac surgery cases. Users can draw graft configurations, add procedures, and generate PDF summaries for review or sharing. It's designed for surgeons, trainees, and educators to illustrate operative concepts.
- Draw CABG graft configurations
- Add associated procedures
- Generate professional PDF case summaries
- Save cases with subscription
- Simple step-by-step workflow
- Designed for clinical education
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HeartChart is a visual tool for illustrating cardiac surgery cases on iPhone and iPad. Draw CABG graft configurations on a heart diagram, add associated procedures, and generate clean PDF case summaries for review or sharing. Designed for surgeons, trainees, and educators, HeartChart provides a fast way to document operative-style coronary anatomy and procedural details in a clear visual format. Key Features Draw CABG grafts Illustrate bypass graft configuration directly on a heart diagram to create a quick visual summary of the case. Add associated procedures Document additional non-CABG procedures such as valve surgery or other operative details. Generate professional PDFs Export a clean case summary as a PDF for sharing, review, or documentation. Save cases With an active subscription, cases can be saved for later reference and retrieval. Simple workflow Create a case, add procedural details, and generate a shareable PDF in just a few steps. Designed for Clinical Education HeartChart is intended to help visualize cardiac surgical procedures and illustrate operative concepts. It can be useful for: • surgical education • operative planning discussions • case review • teaching conferences Important Notice HeartChart is a visualization and documentation tool only. It does not provide medical advice, diagnosis, or treatment recommendations and should not be used for clinical decision-making. Users are responsible for ensuring that any information entered into the app complies with applicable patient privacy and confidentiality requirements. Subscription HeartChart offers an optional yearly auto-renewing subscription that enables saving cases within the app. Subscriptions are managed through your Apple App Store account and may be canceled at any time through your device’s subscription settings. Support Support information is available at: https://heart-chart.com/support
RADS Guide
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Download includes a free trial; continued use requires a 1- or 12-month auto-renewing subscription. RADS Guide (LI-RADS, PI-RADS, O-RADS & more) is a clinical decision-support reference built around widely used “RADS” structured reporting systems. It delivers point-of-care, step-by-step category guidance so you can classify findings consistently, communicate risk clearly, and align follow-up recommendations—whether you practice in radiology or a related specialty. --- Key Features (unlocked after the free trial with an active subscription) Multi-RADS Integration • In-app access to the core categories, definitions, and management/reporting guidance across: LI-RADS, PI-RADS, O-RADS, C-RADS, CAD-RADS, Lung-RADS, TI-RADS, and Bone-RADS—organized for fast, practical use at the workstation or clinic. Dynamic Category Card • A single, interactive card that updates in real time as you select key inputs (e.g., modality/context and relevant imaging features)—instantly surfacing the appropriate RADS category and next-step guidance. System Quick-Switch • In a few taps, jump between LI-RADS, PI-RADS, O-RADS, C-RADS, CAD-RADS, Lung-RADS, TI-RADS, and Bone-RADS so you can stay in flow while reading diverse studies. Category-First Reporting Support • Clear, concise category summaries designed to support standardized impressions and reduce variability—helping you stay consistent across shifts, sites, and readers. Self-Assessment Mode • Expert-curated question packs that spotlight high-yield thresholds, common pitfalls, and diagnostic pearls to reinforce your understanding of the RADS frameworks. Enhanced Readability • Dark-mode support, dynamic text sizing, and a distraction-free interface optimized for hectic reading environments. Offline Access • All guideline logic runs on-device—no login or server required. Medical Disclaimer: This app is for informational purposes only and is not a substitute for professional medical advice. In addition to using this app, always consult a qualified healthcare provider for diagnosis and treatment decisions. SUBSCRIPTION OPTIONS ¹ • 1-Month subscription (free trial available) | Price displayed in-app; may vary by region • 12-Month subscription (free trial available) | Price displayed in-app; may vary by region We aim to add ACR RADS updates as soon as possible, usually within 30 days of publication. We plan to add new self-assessment question packs about every 6 months. Future feature additions and update frequency may change without notice. ¹ Payment & Renewal – Payment is charged to your Apple ID at confirmation. Subscriptions renew automatically unless auto-renew is turned off at least 24 hours before the end of the current period. Manage or cancel anytime in Settings ▸ Apple ID ▸ Subscriptions. Note: If you switch plans or re-subscribe during the free trial, the remaining trial time is lost and you will be charged immediately. Privacy Policy: https://radiologiq.squarespace.com/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is iOS requirement: RADS Guide at 16.6 against Heart Chart's 26.0. On price, ads, in-app purchases and device support 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. Heart Chart sells 1 in-app purchase, starting at $2.99 per year and RADS Guide sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
| Parameter | Heart Chart | RADS Guide |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (2 ratings) — better | — |
| Positive reviews | 75.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 days | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 26.0 | 16.6 — better |
| Further details — not scored | ||
| Size | 11 MB | 116 MB |
| Age rating | 4+ | 17+ |
| Developer | Bender Apps, LLC | RADIOLOGiQ, LLC |
In-app purchases
Heart Chart
- HeartChart Premium$2.991 Year
RADS Guide
- 1-Month Subscription7 Days trial$3.991 Month
- 12-Month Subscription7 Days trial$29.991 Year





