# Respiratory Tactician — Respiratory Field Manual > Offline medical reference for respiratory care professionals with calculators and AI interpretation. (iPhone/iPad app by JESUS CALATA VARGAS.) - Source: https://appshunter.io/ios/app/respiratory-tactician/id6762234266 (this page in markdown: same URL + `.md`) - Developer: [JESUS CALATA VARGAS](https://appshunter.io/developer/1893482375) - Category: Medical, Health & Fitness - Price: Free - Rating: 5.00/5 from 8 App Store ratings · 1 written reviews indexed - Age rating: 12+ - Requires: iOS 17.0 · 26 MB - Languages: American English - Released: 2026-04-15 - Data updated: 2026-07-22 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/respiratory-tactician/id6762234266/reviews.md ## What is Respiratory Tactician? Respiratory Tactician is a field manual built for respiratory therapists, students, and clinicians who need fast, focused respiratory calculations and references. CALCULATORS AND REFERENCES Use practical tools for oxygenation, ventilation, ABGs, hemodynamics, pediatric and neonatal care, specialty gases, extubation readiness, ventilator alarms, and more. Core calculators and reference content work on device and remain free. OPERATOR — OPTIONAL SUBSCRIPTION Unlock connected AI tools for respiratory-scoped case reasoning, Ask the Tactician Q&A, case simulation and TMC-style practice, photo and waveform interpretation, and Smart Scan chart capture. Operator features require an internet connection and are intended for education and workflow support. BUILT FOR THE BEDSIDE • Fast calculator search and favorites • Session history and related calculators • Respiratory medication reference • Clear formulas and source notes • iPhone and iPad support from iOS 17 Respiratory Tactician does not replace clinical judgment, institutional policy, or professional medical advice. Verify all inputs and outputs before clinical use. Every calculator stays free. Operator is optional and renews automatically unless canceled in App Store subscription settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ ## Key features - Extensive medical calculators - Ventilator modes reference - AI-powered ABG interpreter - Offline functionality - Favorites and history tracking - Unit conversion ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/respiratory-tactician/id6762234266/reviews.md ### 5/5 — RT Bible *2026-04-16* Full of good information. Useful clinically, and makes for good study material ## Frequently asked questions about Respiratory Tactician ### What is Respiratory Tactician? Respiratory Tactician is a free, offline medical reference tool designed for respiratory therapists and critical care clinicians. It provides a wide range of calculators, a guide to ventilator modes, and an AI-powered blood gas interpreter. ### Does Respiratory Tactician have ads? No, Respiratory Tactician is ad-free and does not require an account, allowing for uninterrupted use in critical care settings. ### What devices support Respiratory Tactician? Respiratory Tactician is available for iPhone and iPad devices. ### How often is Respiratory Tactician updated? The latest version, 1.2.1, was released on May 26, 2026, indicating recent development and updates. ### What is the age rating for Respiratory Tactician? Respiratory Tactician has an age rating of 12+, making it suitable for a broad range of users in the medical field. ### Can I use Respiratory Tactician offline? Yes, Respiratory Tactician is designed to work fully offline, ensuring access to its features without an internet connection. ### What are the key features of Respiratory Tactician? Key features include numerous medical calculators (like PF Ratio, OI, Henderson-Hasselbalch), a comprehensive ventilator modes reference, and an AI-ABG interpreter for instant analysis. ### What is the user sentiment for Respiratory Tactician? The app has received a perfect rating of 5.0 stars from 5 ratings, suggesting very positive user sentiment and satisfaction. ## Version history (last 5 releases) ### 1.3.1 — 2026-07-21 Scan you can trust: values outside the normal clinical range are now flagged for review before you chart, and a new accuracy tracker shows how often scans needed correction. Also fixed: duplicate chat messages after a failed send, keyboard dismissal, and quick New Chat and Start Over controls in the Tactician and Scan tabs. Spot a misread or want a feature? Email contact@resptac.com. The field manual grows from your reports. ### 1.3.0 — 2026-07-15 Introducing Operator, an optional subscription for AI case reasoning, Ask the Tactician, case simulation and TMC prep, photo and waveform interpretation, and Smart Scan chart capture. Also new: expanded respiratory drug and reference content, Air Entrainment and Weaning Readiness tools, improved history and related-calculator workflows, and broader device support starting with iOS 17. Every existing calculator remains free. ### 1.2.1 — 2026-05-26 Updated branding ### 1.2 — 2026-05-09 • Pocket Broselow: added cuffed ETT sizing alongside uncuffed, plus three new weight zones (Blue 24–29 kg, Orange 30–36 kg, Green 36–46 kg) • Vent Modes redesigned: collapsible Pediatric and Neonatal sections, single-accordion layout — one mode open at a time • Hamilton C1 (BiLevel/NIV): added startup guidance for P. Ramp, Ti Max, and ETS; emphasized Delta P to prevent IPAP/EPAP confusion • Favorites now work on all pinned cards — INO, Peds HFNC, Neo HFNC, and Peds ETT can be starred to the Favorites tab • Session history now records results from every calculator • Updated Privacy and Contact links • Bug fixes and performance improvements ### 1.1 — 2026-04-20 • Fixed: App no longer resets when switching between apps • Improved launch speed and UI performance • Stability improvements ## Related topics [respiratory tactician](https://appshunter.io/ios/topics/respiratory-tactician) · [respiratory](https://appshunter.io/ios/topics/respiratory) · [respira piensa actua](https://appshunter.io/ios/topics/respira-piensa-actua) --- *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 2026-07-22.*