# TrainTogether vs 企鹅日记

The clearest difference is iOS requirement: 企鹅日记 at 16.6 against TrainTogether's 18. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. TrainTogether sells 1 in-app purchase, starting at $3.99 per month and 企鹅日记 sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

TrainTogether ships an update every 3 weeks, 企鹅日记 every 2 weeks. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | TrainTogether | 企鹅日记 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6769966982/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | — | Freemium |
| Size | 141 MB | 34 MB |
| Requires iOS | 18 | **16.6** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Qiyu Yang](https://appshunter.io/developer/1843983682) | [凯 廖](https://appshunter.io/developer/1896687767) |

## What reviewers say

### TrainTogether

[App page](https://appshunter.io/ios/app/traintogether/id6755858041)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TrainTogether Pro | $3.99 | per month |


### 企鹅日记

[App page](https://appshunter.io/ios/app/id6769966982)

This app securely records your baby's growth milestones with a focus on privacy and local data storage. It offers comprehensive tracking for feeding, sleep, health, and finances, all without ads or community features.

**Highlights:** Local data storage with iCloud sync, Comprehensive feeding and sleep tracking, Health monitoring (temperature, vaccines), Smart growth curve generation (WHO standards), Medication and supplement management, Financial tracking for gifts and savings, Support for multiple baby profiles

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro Membership | $0.99 | per month |
| Annual Pro Member | $3.99 | per year |
| 永久Pro会员 | $6.99 | one-time |


## Frequently asked questions

### Is TrainTogether free?

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

### Is 企鹅日记 free?

企鹅日记 is free to download, with in-app purchases available.

### Do TrainTogether or 企鹅日记 have ads?

Neither TrainTogether nor 企鹅日记 shows ads.

### Which is updated more often, TrainTogether or 企鹅日记?

TrainTogether ships an update every 3 weeks, and 企鹅日记 every 2 weeks. Most recently, TrainTogether was updated on October 14, 2026 and 企鹅日记 on October 6, 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.*