Comparison

EACS vs Headnotes

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

Head to head
About

EACS

Features
Read full description

These Guidelines are developed by the European AIDS Clinical Society (EACS), a not-for-profit organization, whose mission is to promote excellence in standards of care, research and education in HIV-infection and related co-infections, and to actively engage in the formulation of public health policy, with the aim of reducing HIV disease burden across Europe. The EACS Guidelines provide guidance for healthcare professionals on: assessment of HIV-positive persons, antiretroviral therapy (ART), prevention and management of co-morbidities, co-infections and opportunistic infections. EACS App features include full text search, user-created bookmarks and notes, drug-drug interactions tables and more.

About

Headnotes

Features
Read full description

Headnotes is a headache diary designed to help you record and review headache episodes in a structured way. Track headache intensity, duration, pain characteristics, aura and associated symptoms, medications, and preventive treatment. Use the calendar and monthly summaries to see patterns over time and keep your records organized. Based on the symptoms you enter, Headnotes automatically classifies recorded headache episodes using its built-in migraine classification logic. The result is intended to support structured documentation and should not replace a diagnosis or treatment decision by a qualified healthcare professional. Key features: • Headache and migraine diary • Symptom, aura and pain tracking • Acute and preventive medication tracking • Daily check-ins and reminders • Calendar overview • Monthly statistics and summaries • Optional connection with a doctor so your records can be reviewed Headnotes is intended for users aged 16 and over. Headnotes does not provide treatment recommendations. If you have concerns about your symptoms or health, contact a qualified healthcare professional.

Screenshots

EACS4 screens
Headnotes4 screens

Verdict

The call

The clearest difference is update cadence: Headnotes at every 5 days against EACS's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

EACS ships an update every 4 months, Headnotes every 5 days. Both last shipped on October 9, 2026.

Scorecard1 real difference Ā· 5 level
EACS versus Headnotes: the parameters behind the verdict, then further details
ParameterEACSHeadnotes
PriceFreeFree
Update frequencyEvery 4 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size44 MB11 MB
Age rating17+17+
DeveloperAntimicrobial Therapy, Inc.Pal Hidy

In-app purchases

None

EACS

No in-app purchases

None

Headnotes

No in-app purchases

Questions

Is EACS free?
EACS is free to download, with no in-app purchases.
Is Headnotes free?
Headnotes is free to download, with no in-app purchases.
Do EACS or Headnotes have ads?
Neither EACS nor Headnotes shows ads.
Which is updated more often, EACS or Headnotes?
EACS ships an update every 4 months, and Headnotes every 5 days. Most recently, EACS was updated on October 9, 2026 and Headnotes on October 9, 2026.

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