Comparison

What Doctors Know vs ICD10 Navigator

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

Head to head
About

What Doctors Know

Features
Read full description

What Doctors Know is a healthcare magazine geared toward consumers. We cover topics in depth and we get the answers to questions from doctors. ================================== The magazine offers a yearly (5.49€/5.99$) auto-renewable subscription - Payment will be charged to iTunes Account at confirmation of purchase - Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period - Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase ================================== This magazine is proudly powered by PressPad. Privacy Policy: https://presspadapp.com/terms-apps/ Terms of Use https://www.presspadapp.com/terms/

About

ICD10 Navigator

Quickly search and reference ICD-10-CM diagnosis codes with a comprehensive, offline tool. Features include keyword search, billable code filtering, and detailed notes. Ideal for healthcare professionals and students needing accurate code lookup.

Highlights
  • Complete FY2027 ICD-10-CM code set
  • Keyword search with flexible input
  • Billable code filtering
  • Drill down to specific billable codes
  • Includes, Excludes, and Code First notes
  • 100% offline functionality
  • Save and export favorite codes
Read full description

ICD10 Navigator is a professional tool for healthcare providers to quickly search and reference ICD-10-CM diagnosis codes. FEATURES: • The complete FY2027 ICD-10-CM code set (98,403 codes), updated every October • Keyword search in any order; codes with or without the dot • Billable or Category on every result, with a billable-only filter • Parent and child codes on every code, so you can drill to the most specific billable code • Includes, Excludes, Code First and Use Additional notes, including those inherited from parent codes • Tappable code references inside notes • 7th-character tables with meanings for injury and similar codes • Browse by 22 medical chapters • Save and export favorite codes • 100% offline functionality • No data collection or tracking PERFECT FOR: • Physicians and medical practitioners • Medical coders and billers • Healthcare students • Medical office staff • Anyone working with ICD-10 codes PROFESSIONAL TOOL: This app is intended for healthcare professionals, medical coders, billers, and students as a reference tool for looking up ICD-10 codes. PRIVACY FIRST: • No data collection • No tracking or analytics • All data stays on your device • Works completely offline DISCLAIMER: This app is for reference purposes only. Always verify codes with official sources before use in medical billing or documentation. DATA SOURCE: ICD-10-CM codes maintained by the Centers for Medicare & Medicaid Services (CMS) and the National Center for Health Statistics (NCHS). Updated annually. SUPPORT: Questions? Contact us at icd10navigator@gmail.com

Screenshots

What Doctors Know3 screens
ICD10 Navigator4 screens

Verdict

The call

The clearest difference is in-app purchases: ICD10 Navigator at none against What Doctors Know's 10. What Doctors Know's advantage is update cadence (every 4 months vs every 11 months) and iOS requirement (13.0 vs 26.0). On price, 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

Both are free to download. What Doctors Know sells 10 in-app purchases, starting at $5.99 per year. ICD10 Navigator asks for nothing beyond the download.

UpkeepUpdate frequency

What Doctors Know ships an update every 4 months, ICD10 Navigator every 11 months. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

Scorecard3 real differences · 7 level
What Doctors Know versus ICD10 Navigator: the parameters behind the verdict, then further details
ParameterWhat Doctors KnowICD10 Navigator
PriceFreeFree
Rating—5.0 (5 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—5 — better
Update frequencyEvery 4 months — betterEvery 11 months
AdsNoNo
In-app purchasesYesNo — better
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better26.0
Further details — not scored
Size12 MB18 MB
Age rating17+17+
DeveloperPressPad Sp. z o.o.Joseph Kim

In-app purchases

10 purchases

What Doctors Know

Subscriptions1
  • What Doctors Know$5.991 Year
One-time9
  • Issue #1$0.99
  • Issue #2$0.99
  • Issue #3$0.99
Show 6 more
  • Issue #95$0.99
  • Issue #96$0.99
  • Issue #97$0.99
  • Issue #98$0.99
  • Issue #99$0.99
  • Issue #100$0.99
None

ICD10 Navigator

No in-app purchases

Questions

Is What Doctors Know free?
What Doctors Know is free to download, with in-app purchases available.
Is ICD10 Navigator free?
ICD10 Navigator is free to download, with no in-app purchases.
Do What Doctors Know or ICD10 Navigator have ads?
Neither What Doctors Know nor ICD10 Navigator shows ads.
Which is updated more often, What Doctors Know or ICD10 Navigator?
What Doctors Know ships an update every 4 months, and ICD10 Navigator every 11 months. Most recently, What Doctors Know was updated on November 6, 2026 and ICD10 Navigator on November 5, 2026.

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