# MER DSP vs Tap2Lock

The clearest difference is update cadence: MER DSP at fortnightly against Tap2Lock's every 8 months. Tap2Lock's advantage is iOS requirement (12.0 vs 15.1). On price, ads, 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.

MER DSP ships an update fortnightly, Tap2Lock every 8 months. The most recent releases landed on August 23, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | MER DSP | Tap2Lock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/mer-dsp/id6752227552/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 8 months |
| Monetization | Free | — |
| Size | 57 MB | 162 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Luis Riano](https://appshunter.io/developer/1838342744) | [Lock Labs, Inc.](https://appshunter.io/developer/1521325322) |

## What reviewers say

### MER DSP

[App page](https://appshunter.io/ios/app/mer-dsp/id6752227552)

This app streamlines courier and delivery operations for businesses of all sizes. It offers tools for route assignment, package tracking, vehicle management, and schedule coordination. Improve team communication and customer service with real-time reports and efficient task management.

**Highlights:** Daily route assignment, Package tracking, Vehicle administration, Work schedule management, Real-time reports

**Features:** macOS Compatibility

**In-app purchases:** none


### Tap2Lock

[App page](https://appshunter.io/ios/app/tap2lock/id6754315804)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is MER DSP free?

MER DSP is free to download, with no in-app purchases.

### Is Tap2Lock free?

Tap2Lock is free to download, with no in-app purchases.

### Do MER DSP or Tap2Lock have ads?

Neither MER DSP nor Tap2Lock shows ads.

### Which is updated more often, MER DSP or Tap2Lock?

MER DSP ships an update fortnightly, and Tap2Lock every 8 months. Most recently, MER DSP was updated on August 23, 2026 and Tap2Lock on September 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.*