# 居里智能 vs Firsts

The clearest difference is in-app purchases: 居里智能 at none against Firsts's 4. 居里智能 also leads on iOS requirement (9.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Firsts sells 4 in-app purchases, starting at $0.69 per month. 居里智能 asks for nothing beyond the download.

居里智能 ships an update every 2 weeks, Firsts fortnightly. The most recent releases landed on October 18, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | 居里智能 | Firsts |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/firsts/id6505028556/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 322 MB | 13 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dongguan Jierui Intelligent Technology Co., Ltd](https://appshunter.io/developer/1736889547) | [杰滨 李](https://appshunter.io/developer/1528346803) |

## What reviewers say

### 居里智能

[App page](https://appshunter.io/ios/app/id1028804000)

**Features:** macOS Compatibility

**In-app purchases:** none


### Firsts

[App page](https://appshunter.io/ios/app/firsts/id6505028556)

This app helps you document and revisit significant "first times" in your life. It automatically organizes memories by age and allows you to add details like photos, locations, and tags. Review your life's chapters with visual charts and enjoy heartwarming moments through home screen widgets.

**Highlights:** Focus on 'first times' only, Categorized by age, Photo-based memory creation, Insights and review charts, Widget support

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.69 | per month |
| Annually | $5.99 | per year |
| Lifetime | $12.99 | one-time |
| Lifetime Family | $19.99 | one-time |


## Frequently asked questions

### Is 居里智能 free?

居里智能 is free to download, with no in-app purchases.

### Is Firsts free?

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

### Do 居里智能 or Firsts have ads?

Neither 居里智能 nor Firsts shows ads.

### Which is updated more often, 居里智能 or Firsts?

居里智能 ships an update every 2 weeks, and Firsts fortnightly. Most recently, 居里智能 was updated on October 18, 2026 and Firsts on October 3, 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.*