# 双钱e家 vs OTL照明

The clearest difference is iOS requirement: OTL照明 at 10.0 against 双钱e家's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

双钱e家 ships an update every 6 weeks, OTL照明 every 4 weeks. The most recent releases landed on September 14, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | 双钱e家 | OTL照明 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 weeks** |
| Size | 68 MB | 10 MB |
| Requires iOS | 15.6 | **10.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zhengzhou Zhicheng Software Technology Co., Ltd.](https://appshunter.io/developer/1097031347) | [永才 鲁](https://appshunter.io/developer/1187271604) |

## What reviewers say

### 双钱e家

[App page](https://appshunter.io/ios/app/e/id1545880772)

**Features:** Vision Pro support

**In-app purchases:** none


### OTL照明

[App page](https://appshunter.io/ios/app/otl/id1619440931)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 双钱e家 free?

双钱e家 is free to download, with no in-app purchases.

### Is OTL照明 free?

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

### Do 双钱e家 or OTL照明 have ads?

Neither 双钱e家 nor OTL照明 shows ads.

### Which is updated more often, 双钱e家 or OTL照明?

双钱e家 ships an update every 6 weeks, and OTL照明 every 4 weeks. Most recently, 双钱e家 was updated on September 14, 2026 and OTL照明 on September 9, 2026.

---

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