# Enigma LC vs ChkOBD OBD2 Analyzer

The clearest difference is update cadence: ChkOBD OBD2 Analyzer at every 3 months against Enigma LC's every 20 months. Enigma LC's advantage is iOS requirement (9.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Enigma LC sells 1 one-off in-app purchase and ChkOBD OBD2 Analyzer sells 4 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Enigma LC ships an update every 20 months, ChkOBD OBD2 Analyzer every 3 months. The most recent releases landed on October 15, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Enigma LC | ChkOBD OBD2 Analyzer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (4 ratings)](https://appshunter.io/ios/app/chkobd-obd2-analyzer/id1511585011/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 3 months** |
| Monetization | — | Free with in-app purchases |
| Size | 3 MB | 63 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DILTS JAPAN, LIMITED LIABILITY CO.](https://appshunter.io/developer/780416956) | [Check On-Board Diagnostics LLC](https://appshunter.io/developer/1511585010) |

## What reviewers say

### Enigma LC

[App page](https://appshunter.io/ios/app/enigma-lc/id1255835556)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cross CUB 110 | $3.99 | one-time |


### ChkOBD OBD2 Analyzer

[App page](https://appshunter.io/ios/app/chkobd-obd2-analyzer/id1511585011)

Connect your iPhone or iPad to your car's engine to view vital data. Access basic engine values for free, with in-app purchases for advanced diagnostics, smog check readiness, VIN analysis, and error decoding.

**Highlights:** View engine values, In-app purchase for advanced data, Smog Check Assistant, VIN Analyzer, Error Decoder and Reset, Bluetooth adapter compatibility check

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Smog Check Assistant | $4.99 | per month |
| VIN Analyzer | $1.99 | one-time |
| Error Analyzer | $2.99 | one-time |
| Advance Engine Values | $4.99 | one-time |


## Frequently asked questions

### Is Enigma LC free?

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

### Is ChkOBD OBD2 Analyzer free?

ChkOBD OBD2 Analyzer is free to download, with in-app purchases available.

### Do Enigma LC or ChkOBD OBD2 Analyzer have ads?

Neither Enigma LC nor ChkOBD OBD2 Analyzer shows ads.

### Which is updated more often, Enigma LC or ChkOBD OBD2 Analyzer?

Enigma LC ships an update every 20 months, and ChkOBD OBD2 Analyzer every 3 months. Most recently, Enigma LC was updated on October 15, 2026 and ChkOBD OBD2 Analyzer on October 13, 2026.

---

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