# Pro Scan DB vs Odometer Data Observer

The clearest difference is in-app purchases: Pro Scan DB at none against Odometer Data Observer's 10. Pro Scan DB also leads on iOS requirement (10.3 vs 26.2). On price, ads and device support there is nothing between them.

Both are free to download. Odometer Data Observer sells 10 in-app purchases, starting at $2.99 per month. Pro Scan DB asks for nothing beyond the download.

## The numbers

| Metric | Pro Scan DB | Odometer Data Observer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/pro-scan-db/id1534311358/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 5 days |
| Monetization | Free | — |
| Size | 33 MB | 4 MB |
| Requires iOS | **10.3** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [ATRIA-TRADING](https://appshunter.io/developer/1441232309) | [Sotiris Sotiriou](https://appshunter.io/developer/1885769517) |

## What reviewers say

### Pro Scan DB

[App page](https://appshunter.io/ios/app/pro-scan-db/id1534311358)

This app allows users to scan RFID tags and store the data in custom databases. It supports unlimited databases and custom fields, records scan locations, and offers CSV export functionality. Compatible with specific RFID readers.

**Highlights:** Unlimited database creation, Custom user-defined properties, Automatic indexing of scans, GPS location recording, Multiple custom field formats, CSV database export

**In-app purchases:** none


### Odometer Data Observer

[App page](https://appshunter.io/ios/app/odometer-data-observer/id6760692984)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 ADDITIONAL CAR (Monthly) | $2.99 | per month |
| COST MANAGEMENT (Monthly) | $2.99 | per month |
| BASIC (Monthly) | $4.99 | per month |
| 2 ADDITIONAL CARS (Monthly) | $4.99 | per month |
| 3 ADDITIONAL CARS (Monthly) | $7.99 | per month |
| 1 ADDITIONAL CAR (Yearly) | $24.99 | per year |
| COST MANAGEMENT (Yearly) | $24.99 | per year |
| BASIC (Yearly) | $49.99 | per year |
| 2 ADDITIONAL CARS (Yearly) | $49.99 | per year |
| 3 ADDITIONAL CARS (Yearly) | $79.99 | per year |


## Frequently asked questions

### Is Pro Scan DB free?

Pro Scan DB is free to download, with no in-app purchases.

### Is Odometer Data Observer free?

Odometer Data Observer is free to download, with in-app purchases available.

### Do Pro Scan DB or Odometer Data Observer have ads?

Neither Pro Scan DB nor Odometer Data Observer 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.*