# NOTABLe Diary vs FI Stool Diary

The clearest difference is rating: NOTABLe Diary at 4.0 against FI Stool Diary's 2.7. NOTABLe Diary also leads on iOS requirement (8.0 vs 13.0). FI Stool Diary's advantage is ratings volume (3 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

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

NOTABLe Diary holds the better App Store score, 4.0 against 2.7. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

NOTABLe Diary ships an update every 8 months, FI Stool Diary every 5 months. The most recent releases landed on July 7, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | NOTABLe Diary | FI Stool Diary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/notable-diary/id1288674204/reviews)** | [2.7 (3 ratings)](https://appshunter.io/ios/app/fi-stool-diary/id1387171072/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 5 months** |
| Monetization | Free | Free |
| Size | 52 MB | 10 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RTI International](https://appshunter.io/developer/549719529) | [Amalesh Sanku](https://appshunter.io/developer/1387171071) |

## What reviewers say

### NOTABLe Diary

[App page](https://appshunter.io/ios/app/notable-diary/id1288674204)

This electronic diary is designed for participants in a clinical trial focused on neuromodulation for accidental bowel leakage. It allows users to securely enter their data, which is then automatically transferred to clinical investigators and coordinators.

**Highlights:** Electronic bowel diary, Clinical trial data entry, Secure data transfer, Neuromodulation for ABL trial, Participant data logging

**Features:** macOS Compatibility

**In-app purchases:** none


### FI Stool Diary

[App page](https://appshunter.io/ios/app/fi-stool-diary/id1387171072)

This app helps individuals track symptoms related to fecal incontinence and other bowel issues. It's designed for prospective assessment of patient-reported bowel and stooling symptoms, useful for clinical trials and patient evaluation.

**Highlights:** Patient-reported symptom tracking, Evaluation of accidental stool leakage, Assessment of bowel and stooling symptoms, Severity rating for symptoms, Prospective symptom assessment

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NOTABLe Diary free?

NOTABLe Diary is free to download, with no in-app purchases.

### Is FI Stool Diary free?

FI Stool Diary is free to download, with no in-app purchases.

### Which has better reviews, NOTABLe Diary or FI Stool Diary?

NOTABLe Diary is rated higher. NOTABLe Diary averages 4.0 out of 5 from 1 ratings, while FI Stool Diary averages 2.7 from 3 ratings.

### Do NOTABLe Diary or FI Stool Diary have ads?

Neither NOTABLe Diary nor FI Stool Diary shows ads.

### Which is updated more often, NOTABLe Diary or FI Stool Diary?

NOTABLe Diary ships an update every 8 months, and FI Stool Diary every 5 months. Most recently, NOTABLe Diary was updated on July 7, 2026 and FI Stool Diary on June 1, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*