# INR Tracker – Dose & Log > Anticoagulation therapy management and analysis tool for INR and dose tracking. (iPhone/iPad app by DAVID MEINECKE.) - Source: https://appshunter.io/ios/app/inr-tracker-dose-and-log/id6747362112 (this page in markdown: same URL + `.md`) - Developer: [DAVID MEINECKE](https://appshunter.io/developer/1819329137) - Category: Medical, Health & Fitness - Price: $1.99 - Age rating: 12+ - Requires: iOS 26.0 · 14 MB - Languages: American English, Dutch, French (France), German (Germany), Italian, Polish, European Portuguese, European Spanish, Turkish - Released: 2026-01-21 - Data updated: 2026-08-29 - Monetization: paid - User reviews in markdown: https://appshunter.io/ios/app/inr-tracker-dose-and-log/id6747362112/reviews.md ## What is INR Tracker? This app is an INR diary and analysis tool for anticoagulation therapy (e.g., warfarin/phenprocoumon). Your dashboard gives a quick overview: trend, stability and TTR (Time in Therapeutic Range) help you interpret results at a glance. Under Analysis → Statistics you get a detailed breakdown for week or month to compare time periods. In More statistics, you’ll find additional detailed analyses: • Extended Rosendaal TTR with breakdown: below / in / above range • Optional gap-cap (limits interpolation for long gaps between measurements) • Box plot for distribution (median, spread, outliers) • Variability/stability metrics: SD, CV and IQR • Patterns: streaks & recovery • A compact monthly overview • PDF export with log Features • Two usage modes: manual or doctor-based weekly plan (incl. calendar) • Log INR values & daily dose • Diary: symptoms, notes & potential influencing factors per entry • Dashboard: trend, stability, TTR • Statistics: weekly & monthly breakdown • More statistics: Rosendaal TTR (below/in/above range), optional gap-cap, box plot, SD/CV/IQR, patterns (streaks & recovery), monthly overview • Option to exclude measurements from statistics (without deleting) • Vitamin-K food lookup • Export, backup & import • App lock via Face ID / Touch ID • iCloud sync (optional) • Apple Intelligence summaries Disclaimer: This app is not a medical device and does not replace medical advice. Analysis tool only. Contact: d_meinecke@icloud.com ## Key features - Log INR values and daily dose - Dashboard with trend, stability, and TTR - Detailed weekly and monthly statistics - Extended Rosendaal TTR analysis - Vitamin-K food lookup - PDF export and backup/import - App lock with Face ID/Touch ID ## Chart rankings - #196 in Top Paid · Medical (US App Store) ## Recent user reviews (2 of 2) All indexed reviews: https://appshunter.io/ios/app/inr-tracker-dose-and-log/id6747362112/reviews.md ### 5/5 — So Far So Good! *2026-05-19* I’m extremely new to the whole INR checking thing, and I needed a app to track it , (I was provided with a yellow book from the NHS but I wanted something digital) this is the only app I’ve tried and it’s really good! It’s given me trends, showing me where I’m fluctuating where I’m on level. I can’t fault it! Thank you to the developers! Edit- I told my anticoagulant team about this app, and even they said they’d highly recommend it!! Honestly developer: THANK YOU🎉 **Developer response:** Thank you so much for your great review — it really means a lot to me. If you ever run into any issues, notice a bug, or have suggestions for new features, please feel free to contact me anytime. There is also an email function in the app under Help, where you can message me directly. ### 1/5 — Gute App *2026-03-27* Sehr hilfreich und gut gemacht. Läuft insgesamt super – nur die Eingabe könnte noch etwas flüssiger sein…. Dann gibt es 5 Sterne **Developer response:** Moin, läuft es denn mittlerweile flüssiger? Freue mich auf eine neue Bewertung der App! ## Frequently asked questions about INR Tracker ### What is INR Tracker used for? INR Tracker is an analysis tool designed to help manage anticoagulation therapy. It allows users to log INR values and daily doses, providing detailed insights into trends, stability, and time in therapeutic range. ### How much does INR Tracker cost? INR Tracker is a paid application, priced at $1.99. This one-time purchase grants access to all its features for managing anticoagulation therapy. ### What devices does INR Tracker support? INR Tracker is available for both iPhone and iPad devices, offering a consistent experience across Apple's mobile platforms. ### How often is INR Tracker updated? The latest version, 2.0, was released on June 1, 2026, indicating active development. Users can expect ongoing updates to improve functionality and reliability. ### What kind of statistics does INR Tracker offer? INR Tracker provides a comprehensive statistical breakdown, including extended Rosendaal TTR (below/in/above range), optional gap-cap, box plots, variability metrics (SD, CV, IQR), and pattern analysis like streaks and recovery. ### Can I export my data from INR Tracker? Yes, INR Tracker offers PDF export functionality, allowing users to generate reports of their log and analysis. It also supports backup and import features for data management. ### Is INR Tracker suitable for children? INR Tracker has an age rating of 12+, suggesting it is intended for users aged 12 and older. This reflects the nature of the medical information it handles. ### Does INR Tracker have ads? No, INR Tracker does not contain advertisements. As a paid application, it provides an ad-free experience for users managing their health data. ## Version history (last 5 releases) ### 2.2 — 2026-08-28 - Bug Fixes - Added an option under Settings → App & Appearance to choose whether the week starts on Monday or Sunday. ### 2.1.1 — 2026-06-18 - Bug Fixes ### 2.1 — 2026-06-17 * Medication stock reminder * Improved CSV import * More languages: Italian, Dutch, Polish, Turkish, and Traditional Chinese * Improved readability * Improved GitHub site QR code * Visual improvements * Bug fixes ### 2.0 — 2026-06-01 * New: Doctor export now available in two ways. As before, you can export your INR data as a PDF, print it yourself, or bring it to your doctor’s appointment. In addition, there is now a secure QR code export: your doctor can open the QR code on a computer, tablet, or smartphone and view your values directly in the browser. Access is shared via QR code and an additional access code. More details are available in the app. * New: Trend Explorer in the “Advanced Analysis” section of the Statistics area. * Icon: New context menu. * Visual improvements. * Bug fixes. Contact: d_meinecke@icloud.com ### 1.8 — 2026-04-27 - Bug fixes - Improved tab navigation - Improved interactive breakdown in the statistics section - Visual improvements - Improved calculation logic --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-29.*