IBD Classes vs Nutri
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
IBD Classes
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The PIBD classes app was developed to assist clinicians in the diagnosis of paediatric IBD most specifically in the cases of patients with IBD when trying to distinguish between ulcerative colitis, Crohnβs disease and IBDU. The user should then use this and other clinical information to complete as many of the 23 questions needed to then generate a suggested diagnosis. Once you reach a diagnosis, no further questions are offered eg if class 1 features are present leading to a diagnosis of Crohnβs disease the class 2 and 3 features will not appear.
Nutri
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Welcome to the Nutri-IBD online diary! Nutri-IBD is an international study group that investigates the effects of food and other daily activities on various diseases. With your help we will collect data on disease relapses and remissions and associate them with preceding triggers. After acquiring data from multiple participants from around the world, we will identify risk factors for disease exacerbations and uncover novel ways to harness food and other non-pharmaceutical interventions to combat the disease. By using this dairy you will be able to log food, symptoms, including ones related to poop, school attendance, sports, medications, including supplements, and emotional stress. The more you log, the better we understand your daily routine and the factors that may affect you. This application is meant to be used by children and adults alike. Feel free to contact us for inquiries and to report bugs at nutri-ibd@weizmann.ac.il. We thank you for your participation in this exciting study. The Nutri-IBD study group.
Screenshots
Verdict
The clearest difference is update cadence: Nutri at every 3 weeks against IBD Classes's every 43 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
IBD Classes ships an update every 43 months, Nutri every 3 weeks. The most recent releases landed on May 17, 2026 and September 18, 2026 respectively.
| Parameter | IBD Classes | Nutri |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 43 months | Every 3 weeks β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod β better | iPhone, iPod |
| Requires iOS | 13.0 | 12.4 β better |
| Further details β not scored | ||
| Size | 52 MB | 20 MB |
| Age rating | 17+ | 4+ |
| Developer | SOLUS UK Ltd | Elinav Lab |
In-app purchases
IBD Classes
No in-app purchases
Nutri
No in-app purchases






