# Agenda Otter vs CoParentSync

The clearest difference is in-app purchases: Agenda Otter at none against CoParentSync's 2. Agenda Otter also leads on iOS requirement (16.4 vs 26.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. CoParentSync sells 2 in-app purchases, starting at $12.99 per month. Agenda Otter asks for nothing beyond the download.

Agenda Otter ships an update every 9 days, CoParentSync every 10 days. The most recent releases landed on October 17, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Agenda Otter | CoParentSync |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 10 days |
| Size | 45 MB | 12 MB |
| Requires iOS | **16.4** | 26.1 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Stadtmiller Ventures LLC](https://appshunter.io/developer/6784327156) | [HeartPathHoldings LLC](https://appshunter.io/developer/1853746005) |

## What reviewers say

### Agenda Otter

[App page](https://appshunter.io/ios/app/agenda-otter/id6784327154)

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

**In-app purchases:** none


### CoParentSync

[App page](https://appshunter.io/ios/app/coparentsync/id6785614542)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CoParentSync Monthly | $12.99 | per month |
| CoParentSync Annual | $109.00 | per year |


## Frequently asked questions

### Is Agenda Otter free?

Agenda Otter is free to download, with no in-app purchases.

### Is CoParentSync free?

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

### Do Agenda Otter or CoParentSync have ads?

Neither Agenda Otter nor CoParentSync shows ads.

### Which is updated more often, Agenda Otter or CoParentSync?

Agenda Otter ships an update every 9 days, and CoParentSync every 10 days. Most recently, Agenda Otter was updated on October 17, 2026 and CoParentSync on October 15, 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.*