# JMap Survey vs GROMEC

The clearest difference is update cadence: JMap Survey at every 2 months against GROMEC's every 32 months. 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.

JMap Survey ships an update every 2 months, GROMEC every 32 months. The most recent releases landed on September 22, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | JMap Survey | GROMEC |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 32 months |
| Size | 16 MB | 5 MB |
| Requires iOS | 12.3 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [K2 Geospatial](https://appshunter.io/developer/594537883) | [Wegotrade Inc](https://appshunter.io/developer/1101725255) |

## What reviewers say

### JMap Survey

[App page](https://appshunter.io/ios/app/jmap-survey/id1440073003)

**Features:** macOS Compatibility

**In-app purchases:** none


### GROMEC

[App page](https://appshunter.io/ios/app/gromec/id1548837267)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is JMap Survey free?

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

### Is GROMEC free?

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

### Do JMap Survey or GROMEC have ads?

Neither JMap Survey nor GROMEC shows ads.

### Which is updated more often, JMap Survey or GROMEC?

JMap Survey ships an update every 2 months, and GROMEC every 32 months. Most recently, JMap Survey was updated on September 22, 2026 and GROMEC 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.*