# OtterBoutMyDay vs Plainfast

The clearest difference is iOS requirement: OtterBoutMyDay at 12.4 against Plainfast's 17.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. OtterBoutMyDay sells 1 one-off in-app purchase and Plainfast sells 3 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

OtterBoutMyDay ships an update every 3 weeks, Plainfast every 2 weeks. The most recent releases landed on October 9, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | OtterBoutMyDay | Plainfast |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/otterboutmyday/id6479358174/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 27 MB | 51 MB |
| Requires iOS | **12.4** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Otter Bout My Day, LLC](https://appshunter.io/developer/1735699878) | [Ivan Terekhin](https://appshunter.io/developer/888645337) |

## What reviewers say

### OtterBoutMyDay

[App page](https://appshunter.io/ios/app/otterboutmyday/id6479358174)

This app helps parents organize and track therapy notes and sessions for children with special needs. Therapists can easily share at-home techniques to support a child's development and well-being.

**Highlights:** Organize therapy notes, Track therapy sessions, Share therapist techniques, Support child development, Manage special needs therapy

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $8.99 | one-time |


### Plainfast

[App page](https://appshunter.io/ios/app/plainfast-fasting-tracker/id6745208675)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $6.99 | per month |
| Premium Yearly | $19.99 | per year |
| Premium Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is OtterBoutMyDay free?

OtterBoutMyDay is free to download, with in-app purchases available.

### Is Plainfast free?

Plainfast is free to download, with in-app purchases available.

### Do OtterBoutMyDay or Plainfast have ads?

Neither OtterBoutMyDay nor Plainfast shows ads.

### Which is updated more often, OtterBoutMyDay or Plainfast?

OtterBoutMyDay ships an update every 3 weeks, and Plainfast every 2 weeks. Most recently, OtterBoutMyDay was updated on October 9, 2026 and Plainfast on October 18, 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.*