# OnCode vs Check Engine Codes by Motorvet

The clearest difference is update cadence: Check Engine Codes by Motorvet at every 2 weeks against OnCode's monthly. OnCode's advantage is iOS requirement (15.1 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. OnCode sells 9 one-off in-app purchases and Check Engine Codes by Motorvet sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

OnCode ships an update monthly, Check Engine Codes by Motorvet every 2 weeks. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | OnCode | Check Engine Codes by Motorvet |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Size | 62 MB | 12 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Ahmet Ocalan](https://appshunter.io/developer/1821043096) | [Taleppo](https://appshunter.io/developer/6808134701) |

## What reviewers say

### OnCode

[App page](https://appshunter.io/ios/app/oncode-virtual-number-and-sms/id6799462701)

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coin Pack 1 | $0.99 | one-time |
| Coin Pack 2 | $1.99 | one-time |
| Coin Pack 3 | $2.99 | one-time |
| Coin Pack 4 | $3.99 | one-time |
| Coin Pack 5 | $4.99 | one-time |
| Coin Pack 8 | $6.99 | one-time |
| Coin Pack 11 | $9.99 | one-time |
| Coin Pack 30 | $24.99 | one-time |
| Coin Pack 65 | $49.99 | one-time |


### Check Engine Codes by Motorvet

[App page](https://appshunter.io/ios/app/check-engine-codes-by-motorvet/id6817011696)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Motorvet Pro (1 month) | $4.99 | per month |
| Motorvet Pro (12 months) | $34.99 | per year |
| Motorvet Used Car Report | $3.99 | one-time |


## Frequently asked questions

### Is OnCode free?

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

### Is Check Engine Codes by Motorvet free?

Check Engine Codes by Motorvet is free to download, with in-app purchases available.

### Do OnCode or Check Engine Codes by Motorvet have ads?

Neither OnCode nor Check Engine Codes by Motorvet shows ads.

### Which is updated more often, OnCode or Check Engine Codes by Motorvet?

OnCode ships an update monthly, and Check Engine Codes by Motorvet every 2 weeks. Most recently, OnCode was updated on October 31, 2026 and Check Engine Codes by Motorvet on October 29, 2026.

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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.*