Protozoan Identification vs Learn Digestive System
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Protozoan Identification
Explore a collection of protozoan images and videos. Features an interactive key, labeling activities, and practice exercises to aid in identification and study.
- Interactive dichotomous key
- Labeling activities
- Protozoan images and videos
- Practice exercises
- Study aids
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The Protozoan Identification app features Carolina images and videos. The app includes an interactive dichotomous key, 3 labeling activities for practice and study, 20 additional photos of unique protozoans, and 8 protozoan video clips. *The Lite version includes only one labeling activity, two video, and two photos.
Learn Digestive System
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Explore the Journey of Food! Find out and improve your information answering questions and learn new knowledge about human digestive anatomy by our app. This cool app discusses the most important topics in digestive system and is ideal for all medical professionals, medical residents and interns, nurses, medical students and of course curious lay people who just want to learn more about digestive system. APP FEATURES - Internet connection is NOT needed. Play whenever and everywhere you want. - Study digestive system topics. - Study digestive system terms as flashcards. - Study digestive system glossary. - View detailed statistics about your quiz grade and achievements. - View Quiz Review to look your quiz history. App includes at the following topics: - Overview of Digestive System - Mouth - Pharynx - Oesophagus - Stomach - Liver - Pancreas - Small Intestine - Large Intestine - Digestive System Diseases
Screenshots
Verdict
The clearest difference is price: Protozoan Identification at Free against Learn Digestive System's $2.99. Protozoan Identification also leads on update cadence (every 15 months vs every 36 months). Learn Digestive System's advantage is iOS requirement (11.0 vs 13.0). On 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
Protozoan Identification is free to download; Learn Digestive System costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Protozoan Identification ships an update every 15 months, Learn Digestive System every 36 months. The most recent releases landed on June 5, 2026 and August 13, 2026 respectively.
| Parameter | Protozoan Identification | Learn Digestive System |
|---|---|---|
| Price | Free — better | $2.99 |
| Rating | 2.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 15 months — better | Every 36 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 221 MB | 14 MB |
| Age rating | 4+ | 12+ |
| Developer | Carolina Biological Supply | Nurten PIRLI |
In-app purchases
Protozoan Identification
No in-app purchases
Learn Digestive System
No in-app purchases
Questions
Is Protozoan Identification free?
Is Learn Digestive System free?
Do Protozoan Identification or Learn Digestive System have ads?
Which is updated more often, Protozoan Identification or Learn Digestive System?
Other comparisons
