biotys vs Poop Teacher
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
biotys
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biotys allows you to easily keep track of what you eat and drink in order to better understand your digestion and improve your wellbeing, privately and for free. Disclaimer The services provided by biotys are not intended to provide medical advice. For medical advice that addresses your specific and individual needs, please always consult a qualified healthcare professional. Please check our Terms of Use for more details: https://biotys.ch/terms
Poop Teacher
This app helps you track and analyze your digestive health by logging bowel movements. It uses the Bristol Stool Scale and color options for detailed recording, offering insights into trends and providing educational content. Secure sharing options are available for healthcare professionals.
- Bristol Stool Scale logging
- Stool color tracking
- One-touch recording
- Historical data timeline
- Trend analysis
- Secure data sharing
- Health education library
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Poop Teacher is a simple poop tracker. After the bathroom, pick the stool type and color, tap save, and you're done. A calendar and monthly stats show your bowel movement pattern, so keeping a poop diary becomes an easy daily habit. ONE-SCREEN LOGGING • 7 stool types with cute illustrations, inspired by the Bristol Stool Chart: separate lumps, banana, snake-like, cracked, soft, liquid and constipation • 5 colors: brown, yellow, black, red and green • A cheerful mascot celebrates every saved entry • Your latest entry is shown right on the home screen CALENDAR & STATS • Days with entries are checked on the monthly calendar; swipe between months with the arrows • Monthly stats: number of entries and how your stool types are distributed • Full history grouped by month, with multi-select delete COLLECT 100 CUTE POOPS • Every entry earns 1 point; spend points to unlock poop characters wearing hats, glasses, scarves and more • Four rarities: Common, Rare, Epic and Legendary • Want more points? You can choose to watch a short ad (up to 3 times a day) • Save your favorite character cards to your photo library PRIVACY • No account needed. Your entries stay on your iPhone • Available in 9 languages NOTE This app is for record-keeping only. It is not a medical device and does not replace professional medical advice. If you are worried about your bowel habits, please talk to a doctor.
Screenshots
Verdict
The clearest difference is ads: biotys at none against Poop Teacher's shown. biotys also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.0). Poop Teacher's advantage is update cadence (every 4 days vs every 5 months). On price and in-app purchases 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.
biotys ships an update every 5 months, Poop Teacher every 4 days. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.
| Parameter | biotys | Poop Teacher |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.4 (5 ratings) — better |
| Positive reviews | — | 75.0% of reviews |
| Number of ratings | — | 5 — better |
| Update frequency | Every 5 months | Every 4 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 12 MB | 41 MB |
| Age rating | 12+ | 4+ |
| Developer | Amir Aiouaz | YIZE LIAO |
In-app purchases
biotys
No in-app purchases
Poop Teacher
No in-app purchases








