# MaintenancePRO Dr. vs DL scanner.

The clearest difference is price: MaintenancePRO Dr. at Free against DL scanner.'s $49.99. MaintenancePRO Dr. also leads on update cadence (every 9 months vs every 38 months) and iOS requirement (14.5 vs 17.6). On ads, in-app purchases and device support there is nothing between them.

MaintenancePRO Dr. is free to download; DL scanner. costs $49.99 up front. Neither carries in-app purchases, so what you see is what you pay.

MaintenancePRO Dr. ships an update every 9 months, DL scanner. every 38 months. The most recent releases landed on September 19, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | MaintenancePRO Dr. | DL scanner. |
| --- | --- | --- |
| Price | **Free** | $49.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 months** | Every 38 months |
| Size | 58 MB | 1 MB |
| Requires iOS | **14.5** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hitachi Construction Machinery Co., Ltd.](https://appshunter.io/developer/1310372444) | [Binariver LTD](https://appshunter.io/developer/1237066705) |

## What reviewers say

### MaintenancePRO Dr.

[App page](https://appshunter.io/ios/app/maintenancepro-dr/id1571623984)

**Features:** macOS Compatibility

**In-app purchases:** none


### DL scanner.

[App page](https://appshunter.io/ios/app/dl-scanner/id6443865894)

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

**In-app purchases:** none


## Frequently asked questions

### Is MaintenancePRO Dr. free?

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

### Is DL scanner. free?

DL scanner. costs $49.99, with no in-app purchases.

### Do MaintenancePRO Dr. or DL scanner. have ads?

Neither MaintenancePRO Dr. nor DL scanner. shows ads.

### Which is updated more often, MaintenancePRO Dr. or DL scanner.?

MaintenancePRO Dr. ships an update every 9 months, and DL scanner. every 38 months. Most recently, MaintenancePRO Dr. was updated on September 19, 2026 and DL scanner. on September 24, 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.*