# 理论培训 vs LFSmartLight

The clearest difference is in-app purchases: LFSmartLight at none against 理论培训's 17. LFSmartLight also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. 理论培训 sells 17 one-off in-app purchases. LFSmartLight asks for nothing beyond the download.

理论培训 ships an update monthly, LFSmartLight every 4 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 理论培训 | LFSmartLight |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.3 (23 ratings)](https://appshunter.io/ios/app/id1075758156/reviews)** | — |
| Number of ratings | **23** | — |
| Positive reviews | 7.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 4 weeks** |
| Size | 178 MB | 105 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [北京通安信息技术有限公司](https://appshunter.io/developer/1025689296) | [宇新 金](https://appshunter.io/developer/1759041455) |

## What reviewers say

### 理论培训

[App page](https://appshunter.io/ios/app/id1075758156)

**Features:** macOS Compatibility

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 小车科目四VIP优惠 | $1.99 | one-time |
| 货车科目四VIP优惠 | $1.99 | one-time |
| 客车科目四VIP优惠 | $1.99 | one-time |
| 科一/科四单科VIP | $4.99 | one-time |
| 小车科四VIP | $4.99 | one-time |
| 货车科一VIP | $4.99 | one-time |
| 货车科四VIP | $4.99 | one-time |
| 客车科一VIP课程 | $4.99 | one-time |
| 客车科四VIP | $4.99 | one-time |
| 摩托车科一VIP | $4.99 | one-time |
| 摩托车科四VIP | $4.99 | one-time |
| VIP课程 | $6.99 | one-time |
| 科一科四全科VIP | $6.99 | one-time |
| 科一/科四单科VIP | $6.99 | one-time |
| 小车科一科四VIP | $6.99 | one-time |
| 摩托车科一科四VIP | $6.99 | one-time |
| 科一科四全科VIP | $9.99 | one-time |


### LFSmartLight

[App page](https://appshunter.io/ios/app/lfsmartlight/id6763176897)

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

**In-app purchases:** none


## Frequently asked questions

### Is 理论培训 free?

理论培训 is free to download, with in-app purchases available.

### Is LFSmartLight free?

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

### Do 理论培训 or LFSmartLight have ads?

理论培训 shows ads; LFSmartLight does not.

### Which is updated more often, 理论培训 or LFSmartLight?

理论培训 ships an update monthly, and LFSmartLight every 4 weeks. Most recently, 理论培训 was updated on October 24, 2026 and LFSmartLight on October 25, 2026.

---

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