ADHA Conferences vs PerioCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ADHA Conferences
This app allows attendees to take notes and draw directly on presentation slides. Users can also engage with colleagues through in-app messaging, tweeting, and emailing to share information.
- Note-taking on slides
- Drawing on presentation slides
- Note-taking in poster/exhibitor modules
- In-app messaging
- Information sharing via tweet/email
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****FOR ATTENDEES ONLY**** Users can take notes adjacent available presentation slides and draw directly on slides inside the app. Note-taking is also available in the posters and exhibitors modules. Additionally, users can share information with attendees and colleagues with in app messaging, tweeting and emailing.
PerioCalc
This educational tool assists dental students and professionals in understanding and applying the latest periodontal classification guidelines for staging and grading periodontitis and peri-implantitis. It offers instant results for case-based learning, focusing on the 2018 Classification.
- Periodontal classification learning
- Staging and grading of periodontitis
- Peri-implantitis classification
- Case-based learning tool
- Instant results
- Based on 2018 Classification
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Learn how to implement the new Periodontal Classification including staging and grading. The PerioCalc is an educational periodontal classification calculator that helps dental students and dentists understand what data to consider and how to use these for staging and grading of periodontitis and peri-implantitis consistent with the latest periodontal classification guidelines. The calculator is brief and efficient and provides an opportunity for case-based learning. Staging and grading is based on the 2018 Classification and results are returned instantly after data input. IMPORTANT NOTE: This calculator is an educational tool and should not be used for patient care, medical decisions or to substitute physician diagnosis.
Screenshots
Verdict
The clearest difference is review sentiment: PerioCalc at 100% against ADHA Conferences's 0%. PerioCalc also leads on update cadence (every 3 months vs every 13 months) and rating (5.0 vs 4.7). ADHA Conferences's advantage is ratings volume (94 vs 6). On price, ads, in-app purchases and monetization model 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
PerioCalc holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: ADHA Conferences has 94 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 0% of ADHA Conferences's written reviews are positive against 100% of PerioCalc's.
ADHA Conferences ships an update every 13 months, PerioCalc every 3 months. The most recent releases landed on September 9, 2026 and June 7, 2026 respectively.
| Parameter | ADHA Conferences | PerioCalc |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (94 ratings) | 5.0 (6 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 94 — better | 6 |
| Update frequency | Every 13 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.5 | 14.0 — better |
| Further details — not scored | ||
| Size | 88 MB | 22 MB |
| Age rating | 12+ | 12+ |
| Developer | American Dental Hygienists' Association | Rutgers, The State University of New Jersey |
Customer experience
ADHA Conferences
PerioCalc
In-app purchases
ADHA Conferences
No in-app purchases
PerioCalc
No in-app purchases
Questions
Is ADHA Conferences free?
Is PerioCalc free?
Which has better reviews, ADHA Conferences or PerioCalc?
Do ADHA Conferences or PerioCalc have ads?
Which is updated more often, ADHA Conferences or PerioCalc?
Other comparisons
