Comparison

UpToDate Lexidrug vs Anasalva Interactions

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

Head to head
About

UpToDate Lexidrug

This app provides comprehensive drug information and tools to aid in safe medication decisions. It offers daily updated clinical information, detailed drug databases, interaction checkers, and medical calculators. It is trusted by healthcare professionals and students for quick access to expert content.

Highlights
  • Daily updated clinical drug information
  • In-depth drug databases with dosing support
  • Comprehensive drug monographs
  • Hundreds of medical calculators
  • Interactive drug interactions checker
  • Offline database access
Features
Currently charting
Read full description

UpToDate® Lexidrug™ is the preferred drug reference app, providing industry-leading drug information and tools that support safe and effective medication and therapeutic decisions. View the latest clinical information updated daily by our unparalleled multidisciplinary editorial team that continually reviews the most current evidence available. Used and trusted by pharmacists, physicians, nurses, advanced practice nurses, dentists, and students as an invaluable referential resource. Easily access Lexidrug content directly in the app without needing to download databases onto your device. Our mobile packages are designed to support a variety of roles, offering quick access to expert content and capabilities, including: • In-depth drug databases with detailed dosing support • Comprehensive monographs with adverse reactions information • Hundreds of medical calculators • Interactive drug interactions checker • Ability to store database content for offline use New individual users will receive a one-month free trial to the UpToDate Lexidrug Hospital Pharmacist package. At the end of the free trial, users will automatically be billed a subscription fee of $29.99 per month via their iTunes Account for continuing access. To avoid being charged, users must cancel their free trial at least 24 hours before the end of the trial period. Users can manage settings, cancel subscriptions, or turn off auto-renewal anytime during the subscription period via iTunes Account Settings. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable.

About

Anasalva Interactions

Features
Read full description

Anasalva Interactions: Your Ally in Managing Drug Interactions In today's medical world, interactions between medications, foods, and other compounds are an increasing concern. Anasalva Interactions is an advanced and comprehensive solution designed to provide accurate and up-to-date information about these interactions, helping doctors, specialists, and the general public make informed and safe decisions. Additional Benefits: • Active Ingredient Interactions: Explore all the interactions each medication has with other active ingredients, along with detailed technical information, indications, and adverse reactions. • Medication Interactions: Identification of over 30 million potential interactions between multiple prescribed medications, with details on the level of severity. • Possible Substitutes: Discover safe alternatives and possible substitutes if your medication interacts with another one you are taking. • Food Interactions: Learn what foods and beverages to avoid when taking a prescribed medication. • Interaction Advice: Receive guidance on drug interactions and related observations. • Comprehensive Technical Data: Access detailed information on indications and specific risks by specialty for each active ingredient. Anasalva Interactions is an essential tool in managing drug interactions, offering advanced and safe solutions for handling medications and their interactions with other compounds and foods. Always consult your doctor or pharmacist before making any changes to your medication plan. Our goal is to warn and inform you about possible interactions, but any health decisions should always be supervised by a healthcare professional. For more information, please see our Privacy Policy and Terms of Use at: https://www.anasalva.org/politica-privacidad/ https://www.anasalva.org/condiciones-generales-de-uso/ https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

UpToDate Lexidrug4 screens
Anasalva Interactions4 screens

Verdict

The call

The clearest difference is update cadence: UpToDate Lexidrug at every 2 months against Anasalva Interactions's every 8 months. UpToDate Lexidrug also leads on chart position (#17 vs unranked). On price, ads, in-app purchases 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

Both are free to download. UpToDate Lexidrug sells 2 in-app purchases, starting at $29.99 per month and Anasalva Interactions sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

UpToDate Lexidrug ships an update every 2 months, Anasalva Interactions every 8 months. The most recent releases landed on November 6, 2026 and November 4, 2026 respectively.

Scorecard2 real differences · 9 level
UpToDate Lexidrug versus Anasalva Interactions: the parameters behind the verdict, then further details
ParameterUpToDate LexidrugAnasalva Interactions
PriceFreeFree
Rating4.7 (6K ratings) — better—
Positive reviews39.4% of reviews—
Number of ratings6K — better—
Update frequencyEvery 2 months — betterEvery 8 months
AdsNoNo
In-app purchasesYesYes
MonetizationSubscription—
Best chart rank#17 — better—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better16.6
Further details — not scored
Size67 MB46 MB
Age rating17+17+
DeveloperLexi-CompCOMERCIAL ERNESFANY CORP

Bugs and requests

UpToDate Lexidrug

Reported bugs

3 issues
  • App freezing when trying to access certain features
  • Databases not downloading or updating properly
  • Inconsistent behavior across iOS versions

Requested features

3 requests
  • Ability to customize database order and priority
  • Improved offline functionality and background updates
  • More user-friendly interface and navigation

Anasalva Interactions

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

UpToDate Lexidrug

Subscriptions2
  • Lexicomp Professional Package14 Days trial$29.991 Month
  • Lexi-COMPLETE14 Days trial$29.991 Month
3 purchases

Anasalva Interactions

Subscriptions3
  • Anasalva Interactions 1 Month$4.991 Month
  • Anasalva Interactions 6 Months3 Days trial$19.996 Months
  • Anasalva Interactions 1 Year3 Days trial$29.991 Year

Questions

Is UpToDate Lexidrug free?
UpToDate Lexidrug is free to download, with in-app purchases available.
Is Anasalva Interactions free?
Anasalva Interactions is free to download, with in-app purchases available.
Do UpToDate Lexidrug or Anasalva Interactions have ads?
Neither UpToDate Lexidrug nor Anasalva Interactions shows ads.
Which is updated more often, UpToDate Lexidrug or Anasalva Interactions?
UpToDate Lexidrug ships an update every 2 months, and Anasalva Interactions every 8 months. Most recently, UpToDate Lexidrug was updated on November 6, 2026 and Anasalva Interactions on November 4, 2026.

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