# Ta在哪里? vs Daddy's Letter

The clearest difference is update cadence: Ta在哪里? at every 2 weeks against Daddy's Letter's monthly. Ta在哪里? also leads on iOS requirement (15.6 vs 17.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Ta在哪里? sells 2 in-app purchases, starting at $0.49 per month and Daddy's Letter sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Ta在哪里? ships an update every 2 weeks, Daddy's Letter monthly. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Ta在哪里? | Daddy's Letter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (25 ratings)](https://appshunter.io/ios/app/ta/id1609074392/reviews)** | — |
| Number of ratings | **25** | — |
| Positive reviews | 84.6% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 57 MB | 3 MB |
| Requires iOS | **15.6** | 17.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [大为 张](https://appshunter.io/developer/1296098078) | [Qilei Wei](https://appshunter.io/developer/733442809) |

## What reviewers say

### Ta在哪里?

[App page](https://appshunter.io/ios/app/ta/id1609074392)

Easily track your belongings with detailed digital archives, including images, purchase links, and expiration dates. Utilize Siri and Spotlight for quick item searches and receive timely notifications for expiring goods. Secure your data with password protection and iCloud backups.

**Highlights:** Create digital archives for items, Record item details (images, links, dates), Siri and Spotlight voice search, Expiration and upcoming expiration notifications, Password protection for data security, iCloud backup and restore

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 【Ta在哪里】月度会员 | $0.49 | per month |
| Ta在哪里专业版 | $0.99 | one-time |


### Daddy's Letter

[App page](https://appshunter.io/ios/app/daddys-letter/id6504115762)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO | $2.99 | one-time |


## Frequently asked questions

### Is Ta在哪里? free?

Ta在哪里? is free to download, with in-app purchases available.

### Is Daddy's Letter free?

Daddy's Letter is free to download, with in-app purchases available.

### Do Ta在哪里? or Daddy's Letter have ads?

Neither Ta在哪里? nor Daddy's Letter shows ads.

### Which is updated more often, Ta在哪里? or Daddy's Letter?

Ta在哪里? ships an update every 2 weeks, and Daddy's Letter monthly. Most recently, Ta在哪里? was updated on October 24, 2026 and Daddy's Letter on October 9, 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.*