# Zopper Engage vs Postpartum Tracker

The clearest difference is in-app purchases: Zopper Engage at none against Postpartum Tracker's 14. Zopper Engage also leads on iOS requirement (13.0 vs 15.5). Postpartum Tracker's advantage is update cadence (every 5 days vs fortnightly) and device support (4 vs 2). On price and ads there is nothing between them.

Both are free to download. Postpartum Tracker sells 14 in-app purchases, starting at $4.95 per month. Zopper Engage asks for nothing beyond the download.

Zopper Engage ships an update fortnightly, Postpartum Tracker every 5 days. The most recent releases landed on September 6, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Zopper Engage | Postpartum Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Size | 155 MB | 204 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 12+ |
| Developer | [Ocktolife](https://appshunter.io/developer/1531129749) | [CARECLINIC SOFTWARE INC.](https://appshunter.io/developer/1436021751) |

## What reviewers say

### Zopper Engage

[App page](https://appshunter.io/ios/app/zopper-engage/id6738331220)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Postpartum Tracker

[App page](https://appshunter.io/ios/app/postpartum-tracker/id6770621629)

**Features:** macOS Compatibility, Siri integration, Apple Watch app, iMessage stickers, Vision Pro support

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flex Pass | $4.95 | per month |
| Weekly Premium | $6.99 | per 7 days |
| weather max | $9.99 | per 3 months |
| carey ai max | $19.99 | per month |
| Yearly Access | $24.99 | per year |
| carey ai ultra | $29.99 | per month |
| Lite Monthly | $29.99 | per month |
| Annual Deal | $34.99 | per year |
| Extended Annual | $39.99 | per year |
| Yearly Premium | $39.99 | per year |
| Yearly Premium | $49.99 | per year |
| Annual Trial | $59.99 | per year |
| Care Plan | $4.99 | one-time |
| carey ai credits | $8.99 | one-time |


## Frequently asked questions

### Is Zopper Engage free?

Zopper Engage is free to download, with no in-app purchases.

### Is Postpartum Tracker free?

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

### Do Zopper Engage or Postpartum Tracker have ads?

Neither Zopper Engage nor Postpartum Tracker shows ads.

### Which is updated more often, Zopper Engage or Postpartum Tracker?

Zopper Engage ships an update fortnightly, and Postpartum Tracker every 5 days. Most recently, Zopper Engage was updated on September 6, 2026 and Postpartum Tracker on September 10, 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.*