# Terna vs Grace GCR

The clearest difference is iOS requirement: Grace GCR at 13.0 against Terna's 15.0. 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.

Terna ships an update every 5 weeks, Grace GCR every 6 weeks. The most recent releases landed on October 13, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Terna | Grace GCR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 6 weeks |
| Size | 432 MB | 218 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TERNA RETE ITALIA SPA](https://appshunter.io/developer/1458535497) | [IntGeoMod](https://appshunter.io/developer/1473277262) |

## What reviewers say

### Terna

[App page](https://appshunter.io/ios/app/terna/id1458535498)

**Features:** macOS Compatibility

**In-app purchases:** none


### Grace GCR

[App page](https://appshunter.io/ios/app/grace-gcr/id6748816155)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Terna free?

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

### Is Grace GCR free?

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

### Do Terna or Grace GCR have ads?

Neither Terna nor Grace GCR shows ads.

### Which is updated more often, Terna or Grace GCR?

Terna ships an update every 5 weeks, and Grace GCR every 6 weeks. Most recently, Terna was updated on October 13, 2026 and Grace GCR on September 29, 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.*