# GR Events vs HiTag Research

GR Events and HiTag Research are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | GR Events | HiTag Research |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hitag-research/id6742428562/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | — |
| Monetization | — | Free |
| Size | 20 MB | 20 MB |
| Requires iOS | **12.0** | 13.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [USAIG](https://appshunter.io/developer/1460296176) | [Tuna2Oceans LLC](https://appshunter.io/developer/1798345267) |

## What reviewers say

### GR Events

[App page](https://appshunter.io/ios/app/gr-events/id1462608533)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### HiTag Research

[App page](https://appshunter.io/ios/app/hitag-research/id6742428562)

Citizen scientists can contribute to marine research by reporting tagged fish they re-catch. Record tag IDs, photos, species, length, and location to help scientists track fish populations.

**Highlights:** Record tag ID (manual or RFID scan), Upload fish photos, Log species and fork length, Capture GPS location, Automatic date and time stamp

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GR Events free?

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

### Is HiTag Research free?

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

### Do GR Events or HiTag Research have ads?

Neither GR Events nor HiTag Research shows ads.

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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.*