Best Guide To Diagnostic Tests Apps

196+ iOS apps curated and reviewed

4.3 avg rating
19 free apps
Updated June 2026

Guide to Diagnostic Tests is the household name in guide to diagnostic tests, but it's far from the only option. We track 196+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Top Picks for Guide To Diagnostic Tests

Guide to Diagnostic Tests#1

Guide to Diagnostic Tests by Unbound Medicine, Inc.

Evidence-based recommendations
Editor's Choice
🏥 Medical
4.6(35 ratings)
FreeAdsIn-App Purchases
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Access evidence-based information on over 450 diagnostic tests, including lab work, imaging, and therapeutic monitoring. This resource helps healthcare professionals quickly find answers to common questions about test selection, interpretation, and patient preparation.

Guide to Diagnostic Tests 7ed#2

Guide to Diagnostic Tests 7ed by Skyscape Medpresso Inc

450 Lab & Microbiology Tests
Strong Contender
🏥 Medical
1.5(2 ratings)
FreeAdsIn-App Purchases
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This medical app provides essential guidance on over 450 diagnostic tests, including the latest molecular and genetic advancements. It covers various medical specialties and offers diagnostic algorithms, cost details, and literature citations. A subscription unlocks full content and updates.

Lab Notes & Diagnostic Tests#3

Lab Notes & Diagnostic Tests by Skyscape Medpresso Inc

Nurses' Guide to 400+ Tests
Worth Considering
🏥 Medical
5.0(8 ratings)
FreeAdsIn-App Purchases
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This app serves as a portable reference for nurses, providing essential information on over 400 lab and diagnostic tests. It includes details on preparation, patient care, panic levels, and visual aids, with offline access after initial download.

More Guide To Diagnostic Tests apps to explore

4
Medical Lab Tests
Medical Lab Tests
Medical Lab Tests
Lab Values Reference Guide
Free

This app provides instant access to reference ranges, clinical significance, and interpretations for a wide array of laboratory tests. Designed for healthcare professionals and students, it offers detailed information on over 17 categories of lab tests, working offline for convenient use in clinical settings.

Instant lab test lookup17+ lab test categoriesReference ranges (SI & US units)
🏥 Medical
(1.1K)
free with in-app purchases
5
Manual Lab and Diagnostic Test
Manual Lab and Diagnostic Test
Manual Lab and Diagnostic Test
Fischbach - Step-by-Step Guide
Free

This medical reference app provides nurses and health professionals with step-by-step guidance on laboratory and diagnostic tests. It offers detailed information on patient preparation, procedure interpretation, and aftercare, with updates on emerging health considerations.

Step-by-step guidance on diagnostic testsPatient preparation and aftercare instructionsInterpretation of test results
🏥 Medical
(7)
free with in-app purchases
6
Davis’s Lab & Diagnostic Tests
Davis’s Lab & Diagnostic Tests
Davis’s Lab & Diagnostic Tests
with Nursing Implications
Free

This app provides comprehensive guidance on hundreds of diagnostic tests, including interpretation of results, patient preparation, and post-test care. It's designed for nurses and healthcare professionals to understand and implement critical test procedures effectively.

Over 400 lab and diagnostic test monographsSubspecialty test coverageNursing implications and clinical judgment sections
🏥 Medical
(84)
free with in-app purchases
7
Laboratory Diagnostic Tests
Laboratory Diagnostic Tests
Laboratory Diagnostic Tests
Davis's Comprehensive Handbook
Free

This comprehensive manual provides essential information on laboratory and diagnostic tests, focusing on nursing implications and clinical judgment. It helps healthcare professionals understand test procedures, interpret results, and deliver quality patient care with updated terminology and a student-friendly design.

Nursing implications and clinical judgment focusAlphabetical test listing for quick referenceIntegrated index for multiple search options
🏥 Medical
(12)
free with in-app purchases
8
Ferri's Best Test - Lab Guide
Ferri's Best Test - Lab Guide
Ferri's Best Test - Lab Guide
Over 400+ tests & labs.
Free

This medical reference app provides guidance on laboratory and imaging approaches for over 400 tests and 230 diseases. It features interactive flowcharts, IU units, and concise clinical material to aid in test selection and diagnostic skills.

Over 400+ tests and labsGuidance on radio-logic & laboratory approaches230+ common diseases
🏥 Medical
(25)
free with in-app purchases
9
Symptom to Diagnosis EB Guide
Symptom to Diagnosis EB Guide
Symptom to Diagnosis EB Guide
Evidence Based Medicine + DDx
Free

This medical app uses a case-based approach to teach internal medicine diagnosis. It guides users through evaluating, diagnosing, and treating patients based on clinical complaints, with updated research and new diagnostic tools.

Case-based learningEvidence-based diagnosisDifferential diagnosis tables
🏥 Medical
(29)
free with in-app purchases
10
Mental Health Tests
Mental Health Tests
Mental Health Tests
by Mind Diagnostics, Inc.
Free

This app offers a quick way to assess potential symptoms of various mental health conditions. It provides a range of tests to help users understand if they might be experiencing issues like depression, anxiety, or addiction. Recovery is possible, and early assessment can be a crucial first step.

Symptom assessment for mental health conditionsTests for depression and anxietyADHD and PTSD assessment
🏥 Medical
(89)
ad-supported
11
MyQuest for Patients
MyQuest for Patients
MyQuest for Patients
by Quest Diagnostics, Inc.
Free

Access your lab results, schedule appointments, and manage your health information securely. Find nearby locations, share data with providers, and even purchase your own tests. Take proactive control of your well-being.

View lab results securelyFind nearby Quest locationsSchedule and manage appointments
🏥 Medical
(464K)
free
12
LetsGetChecked: Health Testing
LetsGetChecked: Health Testing
LetsGetChecked: Health Testing
Test at home with medical kits
Free

Empowering at-home health testing with CLIA-certified lab results. Track your health insights, order various tests from cancer screening to sexual health, and access virtual consultations with medical experts. Get FDA-approved medications delivered to your door.

At-home health testing kitsCLIA-certified lab resultsPersonalized health dashboard
💪 Health & Fitness
(9.3K)
free with in-app purchases
13
Mosby’s Diag and Lab Test Ref
Mosby’s Diag and Lab Test Ref
Mosby’s Diag and Lab Test Ref
Test Prep & Procedures Guide
Free

This app provides a comprehensive reference for diagnostic and laboratory tests, including explanations, normal and abnormal findings, and patient care guidelines. It features the latest research and is organized alphabetically for quick access. Sample content is available for free, with full access unlocked via in-app purchase.

Alphabetical organization with A-Z thumb tabsLatest research on diagnostic valuesPatient care guidelines
🏥 Medical
(37)
free with in-app purchases
14
Blood Test Guide
Blood Test Guide
Blood Test Guide
Analyze Your Blood Test Report
Free

Understand your blood test results with this comprehensive guide. It explains various blood test elements, their normal ranges, and potential causes for deviations. The app also helps locate nearby medical facilities and provides directions.

Understand blood test resultsReference ranges for medical testsInformation on blood test elements
🏥 Medical
(33)
free with in-app purchases
15
VisualDx
VisualDx
VisualDx
Medical images & differentials
Free

This visual reference tool aids medical professionals in improving patient engagement and diagnostic accuracy. It utilizes AI and a vast image atlas to help build custom differentials, share patient-specific images, and access comprehensive diagnostic information. Earn continuing education credits while making better medical decisions.

Build custom differentialsEngage patients with visual aidsImprove diagnostic accuracy
🏥 Medical
(183)
subscription
16
Nursing Central
Nursing Central
Nursing Central
Premier All-In-One Nursing App
Free

This comprehensive nursing app integrates multiple best-selling resources to provide quick access to vital clinical information. It offers detailed data on diseases, drugs, tests, and procedures, along with a medical dictionary and access to the PubMed database. Features include study tools, custom notes, and multimedia content to enhance learning and efficiency for healthcare professionals and students.

Drug information with updatesMedical dictionary with 75,000+ entriesLaboratory and diagnostic test details
🏥 Medical
(10K)
paid
17
STATworkUP® DDx Clinical Guide
STATworkUP® DDx Clinical Guide
STATworkUP® DDx Clinical Guide
Medical Differential Diagnosis
$29.99
$34.99 | 14% OFF

This medical reference app aids healthcare professionals and students in differential diagnosis and treatment decisions. It correlates symptoms, tests, and conditions to help avoid errors and improve patient care. Features include evidence-based facts, practice guidelines, and rapid access to information for thousands of medical terms.

Differential diagnostic toolsPractice guidelinesEvidence-based facts
🏥 Medical
(10)
paid
18
LabGear – Medical Lab Tests
LabGear – Medical Lab Tests
LabGear – Medical Lab Tests
Clinician's Lab Pocketbook
Free

This app is a comprehensive pocket reference for medical laboratory tests. It provides detailed information on various lab tests, including differential diagnoses, symptoms, and system-specific panels. Users can search for tests by tags or lab types and access detailed explanations, reference ranges, and links to external resources.

Comprehensive library of medical lab testsDifferential diagnosis and related symptomsFishbones schematics for testing panels
🏥 Medical
(101)
free with in-app purchases
19
Lab Values Reference Guide
Lab Values Reference Guide
Lab Values Reference Guide
For Nurses & Physicians!
Free

A quick reference tool for normal lab values and interpretation tips. It's designed for students and clinicians in medical fields, offering sorting by value, system, or panel, and includes helpful diagrams.

Quick reference for normal lab valuesPRO tips for interpretationSort by lab value, body system, or panel
📚 Education
(9)
free
20
iHealth Antigen Test Guide
iHealth Antigen Test Guide
iHealth Antigen Test Guide
by iHealth Labs Inc.
Free
💪 Health & Fitness
(1)