# NPG Agent vs DATAMARK VEP Verify

The clearest difference is iOS requirement: NPG Agent at 10.0 against DATAMARK VEP Verify's 13.0. On price, update cadence, 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.

NPG Agent ships an update every 2 months, DATAMARK VEP Verify every 3 months. The most recent releases landed on September 10, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | NPG Agent | DATAMARK VEP Verify |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/datamark-vep-verify/id1597807919/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | — | Free |
| Size | 42 MB | 22 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yeava Technology](https://appshunter.io/developer/547954251) | [Michael Baker International, LLC](https://appshunter.io/developer/918083379) |

## What reviewers say

### NPG Agent

[App page](https://appshunter.io/ios/app/npg-agent/id610301232)

**Features:** macOS Compatibility

**In-app purchases:** none


### DATAMARK VEP Verify

[App page](https://appshunter.io/ios/app/datamark-vep-verify/id1597807919)

This mobile application allows users to edit GIS data, create observations, and submit editing sessions directly from the field. It utilizes smartphone GPS and integrates with a platform to streamline data verification and pinpoint edits.

**Highlights:** Edit GIS data in the field, Create observations, Submit editing sessions, Utilizes mobile GPS, Native VEP platform integration, Streamline data verification

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

**In-app purchases:** none


## Frequently asked questions

### Is NPG Agent free?

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

### Is DATAMARK VEP Verify free?

DATAMARK VEP Verify is free to download, with no in-app purchases.

### Do NPG Agent or DATAMARK VEP Verify have ads?

Neither NPG Agent nor DATAMARK VEP Verify shows ads.

### Which is updated more often, NPG Agent or DATAMARK VEP Verify?

NPG Agent ships an update every 2 months, and DATAMARK VEP Verify every 3 months. Most recently, NPG Agent was updated on September 10, 2026 and DATAMARK VEP Verify on June 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*