Best Knowdrugs Drug Checking Apps

249+ iOS apps curated and reviewed

4.3 avg rating

20 free apps

Updated October 2026

Looking for free knowdrugs drug checking apps? 20 of our 249+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Knowdrugs Drug Checking Apps (October 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	KnowDrugs Drug Checking	Free	4.7★ (38)	No	Yes	Sep 2026
2	Drug AI - Safety Checks	Free	—	No	Yes	May 2026
3	Buderer Drug RX	Free	—	No	No	May 2026
4	Drug Identifier & Drug Search	Free	4.0★ (1)	Yes	No	Sep 2026
5	Night Coach	Free	—	No	No	May 2026
6	Salem Drug	Free	—	No	No	May 2026
7	Drug Explorer	Free	—	No	No	May 2026
8	Loris Drug Store	Free	—	No	No	May 2026

Top Picks for Knowdrugs Drug Checking

#1

KnowDrugs Drug Checking by Plant Product Design UG (haftungsbeschraenkt)

Pill reports & Harm reduction

Editor's Choice

💪 Health & Fitness

4.7(38 ratings)

FreeIn-App Purchases

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Access drug testing results, pill warnings, and drug alerts. Provides information on over 200 substances, harm reduction advice, and strategies for safer use. Helps users make informed decisions to minimize potential risks.

#2

Drug AI - Safety Checks by Muhammad Mazen

Scan & Identify Safe Medicines

Strong Contender

0.0(0 ratings)

FreeIn-App Purchases

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#3

Buderer Drug RX by Buderer Drug Company, Inc.

Worth Considering

0.0(0 ratings)

Free

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More Knowdrugs Drug Checking apps to explore

Drug Identifier & Drug Search

Drug Identifier & Drug Search

Drug Identifier & Drug Search

Easily identify unknown pills

Identify unknown pills by imprint, color, and shape. Access a comprehensive database for drug information, including uses, side effects, and interactions. Features a health calculator and user-friendly interface for informed medication management.

Pill identification by imprint, color, shapeExtensive prescription and OTC drug databaseDetailed drug information (dosage, side effects, interactions)

by Harm Reduction Australia Ltd

Your hometown pharmacy

Medicine database for doctors

Loris Drug Store

Loris Drug Store

Loris Drug Store

Your hometown pharmacy

Viallon Drug Co

Viallon Drug Co

Viallon Drug Co

Your hometown pharmacy.

Manage your prescriptions

Your hometown pharmacy.

Davis Drug Pharmacy

Davis Drug Pharmacy

Davis Drug Pharmacy

Your hometown pharmacy

Weber City Drug Center

Weber City Drug Center

Weber City Drug Center

by Snapp - Lee, Incorporated

Carroll Drug Store Inc.

Carroll Drug Store Inc.

Carroll Drug Store Inc.

Pharmacy at your fingertips.

City Drug Store - Presque Isle

City Drug Store - Presque Isle

City Drug Store - Presque Isle

Pharmacy at your fingertips.

Pharmacy at your fingertips.

Sentry Drug Center

Sentry Drug Center

Sentry Drug Center

by Sentry Drug Center 11, Inc.

Drug Interactions Checker -Med

Drug Interactions Checker -Med

Drug Interactions Checker -Med

Check Medication interaction

Quickly check for potential drug-drug interactions before appointments or medication changes. Search by brand or generic names and get clear summaries with severity signals and practical notes. Designed for informational use, it keeps your medication list private and offline-ready.

Fast medication searchLocal-first interaction checkingNo account required

💪 Health & Fitness

FAQ about Knowdrugs Drug Checking

What are the best knowdrugs drug checking apps for iPhone?

KnowDrugs Drug Checking tops our knowdrugs drug checking apps ranking as of October 2026, with a 4.7-star average from 38 App Store ratings, and it's free to download.

Are there free knowdrugs drug checking apps for iPhone?

Yes — 20 of the top knowdrugs drug checking apps we rank are free to download, including KnowDrugs Drug Checking and Drug AI - Safety Checks.

Does KnowDrugs Drug Checking have ads or in-app purchases?

KnowDrugs Drug Checking has no ads and offers in-app purchases, according to its App Store listing as of October 2026.

How many knowdrugs drug checking apps are on the App Store?

We track 249+ knowdrugs drug checking apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.