# Lifekey vs SMART GC2

The clearest difference is update cadence: SMART GC2 at fortnightly against Lifekey's every 2 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.

Lifekey ships an update every 2 months, SMART GC2 fortnightly. The most recent releases landed on October 24, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Lifekey | SMART GC2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (29 ratings)](https://appshunter.io/ios/app/lifekey/id1441319649/reviews)** | — |
| Number of ratings | **29** | — |
| Positive reviews | 17.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 103 MB | 448 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Lifekey, Inc.](https://appshunter.io/developer/1441319648) | [Jason Busolt](https://appshunter.io/developer/1706830199) |

## What reviewers say

### Lifekey

[App page](https://appshunter.io/ios/app/lifekey/id1441319649)

Instantly share bio, social links, and personal safety information with a tap. Connect with family, manage profiles for loved ones, and protect personal health data. Also allows for item and pet tracking.

**Highlights:** Instant bio and social link sharing, Personal safety information access, Family and loved one check-ins, Temporary health data access, Pet and item tracking, Tap OS integration

**In-app purchases:** none


### SMART GC2

[App page](https://appshunter.io/ios/app/smart-gc2/id6465992860)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Lifekey free?

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

### Is SMART GC2 free?

SMART GC2 is free to download, with no in-app purchases.

### Do Lifekey or SMART GC2 have ads?

Neither Lifekey nor SMART GC2 shows ads.

### Which is updated more often, Lifekey or SMART GC2?

Lifekey ships an update every 2 months, and SMART GC2 fortnightly. Most recently, Lifekey was updated on October 24, 2026 and SMART GC2 on October 4, 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.*