Apps Like BigSIA for iPhone and iPad
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Ranked alternatives
Showing 301–320 of 1,000 ranked alternatives.



Instrument Pilot Checkride
Aviation Supplies and Academics, Inc.
Prepare for pilot certification practical exams.
The app provides over 700 questions and answers based on the Airman Certification Standards. It covers topics for instrument rating and instrument flight instructor applicants, aiding in preparation for practical exams and proficiency checks.


EBMcalc Pulmonary
Foundation Internet Services, LLC
Calculate parameters and formulas
Calculate arterial oxygen saturation using the A-a Gradient formula. Access clinical criteria for conditions. Use decision trees for diagnostic support. Convert drug doses and units. Apply formulas for a/A R ratio calculations.

Prepware Military Competency
Aviation Supplies and Academics, Inc.
Study and test FAA knowledge exam.
The app offers comprehensive preparation, study, and testing for the FAA Knowledge Exam. It includes flashcard-style review of questions, answers, and explanations, allowing users to study by subject or take a practice test.



PPL Quiz - EASA,FAA Training
RAY INFORMATICS YAZILIM TEKNOLOJI MEDYA DANISMANLIK VE EGITIM TICARET LIMITED SIRKETI
Study exams offline and track progress
Prepare for EASA and FAA pilot exams with offline access to quizzes and practice tests. Review aviation theory, track progress, and simulate exam conditions. Set study goals and receive instant feedback on answers.

Thurston County Medic One/EMS
Acid Remap LLC
Access protocols, search, favorite
Access protocols offline for quick lookup. Search by title or text. Save favorites for easy access. Receive updates shortly after online changes. Customize hospital contacts and maps. Add notes to each protocol.


Napa County EMS
Acid Remap LLC
Offline access to county protocols.
The app offers offline access to Napa County, CA protocols with quick indexed lookup and search capabilities. Users can save selected protocols and add custom notes for each entry.



Phlebotomy Technician Fundamentals & Certification Exam Review -Study Notes & Quiz (Free)
Karim SLITI


The Surgical Outcome Risk Tool (SORT) – a preoperative risk prediction tool
Cranworth Medical Ltd



How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.