# Master Clean Duplicate Contact vs Laser Max

The clearest difference is review sentiment: Master Clean Duplicate Contact at 100% against Laser Max's 0%. Laser Max's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 44 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Master Clean Duplicate Contact ships an update every 44 months, Laser Max every 3 weeks. Both last shipped on October 2, 2026.

## The numbers

| Metric | Master Clean Duplicate Contact | Laser Max |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (10 ratings)](https://appshunter.io/ios/app/master-clean-duplicate-contact/id1331319905/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 44 months | **Every 3 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 18 MB | 42 MB |
| Requires iOS | 15.6 | **9.3** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [duytu tran](https://appshunter.io/developer/1244491336) | [M.M. GLOBAL TRADE CO.,LTD.](https://appshunter.io/developer/1447921707) |

## What reviewers say

### Master Clean Duplicate Contact

[App page](https://appshunter.io/ios/app/master-clean-duplicate-contact/id1331319905)

Organize your address book by quickly finding and removing duplicate or incomplete contacts. This utility helps you clean up your phonebook in seconds, making it easier to find people and manage your contacts.

**Highlights:** Delete duplicate contacts with one tap, Find and delete similar name/phone/email duplicates, Remove contacts with missing phone or email, Easy contact backup and restore, Add new contacts easily

**Features:** macOS Compatibility

**In-app purchases:** none


### Laser Max

[App page](https://appshunter.io/ios/app/laser-max/id1471935774)

Control your LIDAR cleaning robot remotely to schedule and manage cleaning tasks. Monitor cleaning progress in real-time with an interactive map and switch between various cleaning modes for efficient home upkeep.

**Highlights:** Remote robot control, Real-time cleaning map, Customizable cleaning schedules, Multiple cleaning modes, Software update notifications

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Master Clean Duplicate Contact free?

Master Clean Duplicate Contact is free to download, with no in-app purchases.

### Is Laser Max free?

Laser Max is free to download, with no in-app purchases.

### Do Master Clean Duplicate Contact or Laser Max have ads?

Master Clean Duplicate Contact shows ads; Laser Max does not.

### Which is updated more often, Master Clean Duplicate Contact or Laser Max?

Master Clean Duplicate Contact ships an update every 44 months, and Laser Max every 3 weeks. Most recently, Master Clean Duplicate Contact was updated on October 2, 2026 and Laser Max on October 2, 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.*