# Marlin Keypad vs Backup Contact Plus

The clearest difference is update cadence: Backup Contact Plus at every 2 days against Marlin Keypad's every 10 months. Marlin Keypad's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 18.0). On price, ads and in-app purchases there is nothing between them.

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

Marlin Keypad ships an update every 10 months, Backup Contact Plus every 2 days. The most recent releases landed on October 7, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Marlin Keypad | Backup Contact Plus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/marlin-keypad/id6479428020/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 33 MB | 2 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Marlin Technologies, Inc.](https://appshunter.io/developer/1735942032) | [Aivana LLC](https://appshunter.io/developer/1824874733) |

## What reviewers say

### Marlin Keypad

[App page](https://appshunter.io/ios/app/marlin-keypad/id6479428020)

This utility app allows users to connect with and control Marlin MFlex Legend Keypads. It provides essential functionality for managing these specialized devices.

**Highlights:** Connect to Marlin MFlex Legend Keypads, Control Marlin MFlex Legend Keypads, Utility functions, Device management

**Features:** macOS Compatibility

**In-app purchases:** none


### Backup Contact Plus

[App page](https://appshunter.io/ios/app/backup-contact-plus/id6748915534)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Marlin Keypad free?

Marlin Keypad is free to download, with no in-app purchases.

### Is Backup Contact Plus free?

Backup Contact Plus is free to download, with no in-app purchases.

### Do Marlin Keypad or Backup Contact Plus have ads?

Neither Marlin Keypad nor Backup Contact Plus shows ads.

### Which is updated more often, Marlin Keypad or Backup Contact Plus?

Marlin Keypad ships an update every 10 months, and Backup Contact Plus every 2 days. Most recently, Marlin Keypad was updated on October 7, 2026 and Backup Contact Plus on October 17, 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.*