Comparison

Davis's Drug Guide vs Lab Values Pro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Davis's Drug Guide

This comprehensive drug reference provides essential information for safe medication administration across all age groups. It includes detailed drug monographs, audio pronunciations, pill images, regular updates, and safety alerts. Access to an exclusive online portal offers additional features like dosing calculators and drug of the week notifications.

Highlights
  • 1,700+ drug monographs
  • Audio pronunciations
  • Pill images
  • Regular updates
  • Dosing calculators
  • Safety alerts
  • Canadian-specific content
Features
Currently charting
Read full description

Davis’s Drug Guide for Nurses delivers everything you need to administer medications safely across the lifespan. Includes EXCLUSIVE DrugGuide.com access, regular updates, dosing calculators, Drug of the Week, and more! DAVIS DRUG GUIDE FEATURES: • 1,700+ monographs — covering 5,000+ trade name and generic medications • Audio pronunciations — to learn new drug names • Pill images — to visually confirm drug forms • Regular updates — featuring new FDA approvals and prescribing changes • Critical safety alerts and warnings • Highlighted Risk Evaluation and Mitigation Strategies (REMS) • Pharmacology, Natural & Herbal, Canadian, and Combination Rx indexes • Canadian-specific content, including Canadian trade names and drugs specifically approved for use in Canada • Ideal for courses in nursing programs covering medications, drug administration and preparation for NCLEX-RN & NCLEX-PN exam. • Trusted companion for practicing nurses, physicians & pharmacists. • Now includes Routine Pediatric and Adult Immunizations appendix which incorporates the most recent recommendations. • Adverse side effects are now listed in order of most frequent, life threatening and frequent, life threatening, and other side effects. • A streamlined presentation of the nursing implementation and family teaching sections in the monographs. EXCLUSIVE UNBOUND MEDICINE FEATURES • Free access to the DrugGuide.com website (after purchase) • IV calculators for drips and dosing — fully integrated • Highlighting and note-taking within entries • “Favorites” for bookmarking important entries • 'Drug of the Week' Alerts • Enhanced Search to find Rx medications quickly Authors: April Hazard Vallerand, PhD, RN, FAAN; Cynthia A. Sanoski, BS, PharmD, FCCP, BCPS Publisher: F.A. Davis Powered by: Unbound Medicine TRIAL / SUBSCRIPTION DETAILS • New users can access the complete Davis Drug Guide app free for 14 days. • After 14 days, your iTunes account will be charged $39.99 for a one-year subscription unless you have turned off auto-renew in Account Settings at least 24 hours before the free trial ends. • At the end of the one-year period, your subscription will automatically renew unless auto-renew is turned off in Account Settings 24 hours prior to the renewal date. • If you choose not to renew, you will still be able to use the app but will not receive medication updates. Unbound Medicine Privacy Policy: https://www.unboundmedicine.com/privacy Unbound Medicine Terms of Use: https://www.unboundmedicine.com/end_user_license_agreement

About

Lab Values Pro

This app provides a clear and structured overview of common laboratory blood values, their standard ranges in both old and SI units, and potential causes for increases or decreases. It's designed for quick navigation and understanding for both medical professionals and laypeople.

Highlights
  • Overview of routine lab parameters
  • Causes of increased/decreased values
  • Standard values in old and SI units
  • Alphabetical and category-based navigation
  • Search bar for specific values
  • Generally understandable information
Features
Read full description

With Laboratory values ​​Pro, you can quickly and easily find out about blood laboratory values.
This laboratory app gives physicians and non-medical professionals a generally understandable, quickly navigable and clearly structured overview of the most important routine laboratory parameters and possible causes of their increase and decrease. The laboratory values ​​can be found alphabetically in menu item A-Z as well as under the respective categories. The standard values ​​are given in both the old units and SI units. The content presented here is for neutral information and general education only and in no case replaced personal consultation, examination or diagnosis by a licensed physician. No medical decision may only be based on results and information of this program - Laboratory Values ​​Pro App. We point out that neither remote diagnosis nor therapy suggestions are made for the individual case. 
For each laboratory value a short information can be queried quickly. The individual brief information is formulated in a generally understandable way and provides an overview of the indication, function and task of the respective laboratory value.
For each laboratory value numerous possible causes of their increase and decrease will be indicated.
Laboratory Pro gives the user an overview of the most important routine laboratory parameters including hematology, differential blood counts, clinical chemistry, blood clotting, Quick, INR, electrolyte balance, tumor markers and blood gas analysis.
In addition to classic scrolling, the program enables quick navigation between laboratory name, abbreviation of laboratory value, standard value, differential diagnostic interpretation of increase and decrease in value (especially for physicians, medical students, interested lay people). An additional search bar allows the targeted search for the desired laboratory value. Category:

     Exhaustion / fatigue
     Hair loss check
     Thyroid check
     trace elements
     Stress check
     Toxic elements
     Atherosclerosis indicators
     Cardiac diseases
     Diabetes check
     Carbohydrate metabolism
     Bone metabolism
     electrolyte balance
     Nierenparamter
     Inflammation paramters
     Iron metabolism
     Leberserologie
     Lipid Metabolism
     hematology

Screenshots

Davis's Drug Guide4 screens
Lab Values Pro4 screens

Verdict

The call

The clearest difference is review sentiment: Davis's Drug Guide at 72% against Lab Values Pro's 0%. Davis's Drug Guide also leads on price (Free vs $0.99) and rating (4.9 vs 4.0). Lab Values Pro's advantage is in-app purchases (none vs 2) and iOS requirement (12.0 vs 15.0). On ads 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

CostPrice · In-app purchases · Ads · Monetization

Davis's Drug Guide is free to download; Lab Values Pro costs $0.99 up front. Davis's Drug Guide sells 2 in-app purchases, starting at $39.99 per year. Lab Values Pro asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Davis's Drug Guide holds the better App Store score, 4.9 against 4.0. That said, the two scores are not equally well evidenced: Davis's Drug Guide has 9.3K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 72% of Davis's Drug Guide's written reviews are positive against 0% of Lab Values Pro's.

UpkeepUpdate frequency

Davis's Drug Guide ships an update every 6 weeks, Lab Values Pro every 10 months. The most recent releases landed on November 13, 2026 and November 11, 2026 respectively.

Scorecard9 real differences · 2 level
Davis's Drug Guide versus Lab Values Pro: the parameters behind the verdict, then further details
ParameterDavis's Drug GuideLab Values Pro
PriceFree — better$0.99
Rating4.9 (9.3K ratings) — better4.0 (3 ratings)
Positive reviews71.8% of reviews — better0.0% of reviews
Number of ratings9.3K — better3
Update frequencyEvery 6 weeks — betterEvery 10 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationSubscriptionPaid — better
Best chart rank#11 — better—
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, iPod
Requires iOS15.012.0 — better
Further details — not scored
Size16 MB12 MB
Age rating17+17+
DeveloperUnbound Medicine, Inc.Dr. Steve Müller

Customer experience

Davis's Drug Guide

All ratings9,278 ratings
Positive96.9%
Neutral1.0%
Negative2.1%
Written reviews131 reviews
Positive71.8%
Neutral3.8%
Negative24.4%

Lab Values Pro

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

Davis's Drug Guide

Reported bugs

4 issues
  • App crashes or freezes
  • Login/access issues
  • Compatibility problems with new devices/OS
  • Incorrect or incomplete drug information

Requested features

5 requests
  • Dark mode option
  • Ability to add custom drugs
  • More calculators and tools
  • Improved search functionality
  • Better integration with other systems

Lab Values Pro

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Davis's Drug Guide

Subscriptions2
  • Davis’s Drug Guide for Nurses14 Days trial$39.991 Year
  • Davis's Drug Guide Subsription1 Year trial$39.991 Year
None

Lab Values Pro

No in-app purchases

Questions

Is Davis's Drug Guide free?
Davis's Drug Guide is free to download, with in-app purchases available.
Is Lab Values Pro free?
Lab Values Pro costs $0.99, with no in-app purchases.
Which has better reviews, Davis's Drug Guide or Lab Values Pro?
Davis's Drug Guide is rated higher. Davis's Drug Guide averages 4.9 out of 5 from 9.3K ratings, while Lab Values Pro averages 4.0 from 3 ratings.
Do Davis's Drug Guide or Lab Values Pro have ads?
Neither Davis's Drug Guide nor Lab Values Pro shows ads.
Which is updated more often, Davis's Drug Guide or Lab Values Pro?
Davis's Drug Guide ships an update every 6 weeks, and Lab Values Pro every 10 months. Most recently, Davis's Drug Guide was updated on November 13, 2026 and Lab Values Pro on November 11, 2026.

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