# Smog Test History vs VIN decoder & Window Sticker

The clearest difference is rating: VIN decoder & Window Sticker at 4.4 against Smog Test History's 3.7. VIN decoder & Window Sticker also leads on ratings volume (68 vs 3). Smog Test History's advantage is in-app purchases (none vs 15). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. VIN decoder & Window Sticker sells 13 one-off in-app purchases. Smog Test History asks for nothing beyond the download.

VIN decoder & Window Sticker holds the better App Store score, 4.4 against 3.7. That said, the two scores are not equally well evidenced: VIN decoder & Window Sticker has 68 ratings behind it against 3, so its average is the more settled of the two.

## The numbers

| Metric | Smog Test History | VIN decoder & Window Sticker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/smog-test-history/id1458245433/reviews) | **[4.4 (68 ratings)](https://appshunter.io/ios/app/vin-decoder-and-window-sticker/id1576559330/reviews)** |
| Number of ratings | 3 | **68** |
| Positive reviews | — | 89.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 10 MB | 120 MB |
| Requires iOS | **12.1** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Baber Farrukh](https://appshunter.io/developer/1458245432) | [Vehicle History](https://appshunter.io/developer/1576559332) |

## What reviewers say

### Smog Test History

[App page](https://appshunter.io/ios/app/smog-test-history/id1458245433)

Scan a California vehicle's license plate to view its smog test history and results. Verify the authenticity of smog certificates and access other useful vehicle information directly from the DMV.

**Highlights:** License plate scanning, Smog test history lookup, Vehicle information retrieval, DMV data source, Certificate authenticity check, Unlimited searches

**Features:** macOS Compatibility

**In-app purchases:** none


### VIN decoder & Window Sticker

[App page](https://appshunter.io/ios/app/vin-decoder-and-window-sticker/id1576559330)

Instantly decode any vehicle's VIN to reveal its specifications, original window sticker, and comprehensive history. Access accident records, mileage, title checks, and maintenance insights. Supports classic cars and global coverage.

**Highlights:** Free VIN Decoder, Vehicle History Reports, Window Sticker Lookup, License Plate Lookup (US), Auction Photos & Records, Maintenance & Warranty Insights, Classic VIN Check

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic | $19.99 | one-time |
| Silver | $29.99 | one-time |
| Gold | $49.99 | one-time |
| Gold | $59.99 | one-time |
| Platinum | $79.99 | one-time |
| Diamond | $79.99 | one-time |
| Basic | $99.99 | one-time |
| Silver | $199.99 | one-time |
| Gold | $299.99 | one-time |
| Gold | $349.99 | one-time |
| Business | $449.99 | one-time |
| Platinum | $499.99 | one-time |
| Platinum | $599.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Fast and efficient
- 💡 Comprehensive information
- ✅ Accurate reports
- 🤝 Great customer service

**What reviewers complain about**

- 🚩 Scam accusations
- ⏳ Wasted time
- ❓ Misleading website
- 💰 Unnecessary purchases
- 📉 Inaccurate information

**Reported bugs**

- Report not showing up
- App stops working offline
- Unexpected charges

**Requested features**

- Combine VIN report and sticker purchase
- Clarify pricing on website
- Improve accuracy of window stickers
- Offline VIN decoding functionality


## Frequently asked questions

### Is Smog Test History free?

Smog Test History is free to download, with no in-app purchases.

### Is VIN decoder & Window Sticker free?

VIN decoder & Window Sticker is free to download, with in-app purchases available.

### Which has better reviews, Smog Test History or VIN decoder & Window Sticker?

VIN decoder & Window Sticker is rated higher. Smog Test History averages 3.7 out of 5 from 3 ratings, while VIN decoder & Window Sticker averages 4.4 from 68 ratings.

### Do Smog Test History or VIN decoder & Window Sticker have ads?

Neither Smog Test History nor VIN decoder & Window Sticker shows ads.

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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.*