# LifeCatcher vs 机械纵横

The clearest difference is update cadence: LifeCatcher at every 8 days against 机械纵横's every 3 months. 机械纵横's advantage is iOS requirement (13.0 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

LifeCatcher ships an update every 8 days, 机械纵横 every 3 months. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | LifeCatcher | 机械纵横 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lifecatcher/id6654890677/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 3 months |
| Monetization | Free | — |
| Size | 162 MB | 33 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ocean Garden Prodects, Inc.](https://appshunter.io/developer/1763446074) | [Tianjin Construction & Development Group Co., Ltd.](https://appshunter.io/developer/1455433843) |

## What reviewers say

### LifeCatcher

[App page](https://appshunter.io/ios/app/lifecatcher/id6654890677)

This utility app uses AI to categorize objects within your photos. It provides counts for each category and records collection times, serving as an efficient data collection tool.

**Highlights:** AI object recognition, Photo categorization, Category counts, Collection time recording, Data collection tool

**In-app purchases:** none


### 机械纵横

[App page](https://appshunter.io/ios/app/id6761357166)

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

**In-app purchases:** none


## Frequently asked questions

### Is LifeCatcher free?

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

### Is 机械纵横 free?

机械纵横 is free to download, with no in-app purchases.

### Do LifeCatcher or 机械纵横 have ads?

Neither LifeCatcher nor 机械纵横 shows ads.

### Which is updated more often, LifeCatcher or 机械纵横?

LifeCatcher ships an update every 8 days, and 机械纵横 every 3 months. Most recently, LifeCatcher was updated on October 25, 2026 and 机械纵横 on October 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*