# Immortalize vs Serendipity

The clearest difference is in-app purchases: Immortalize at none against Serendipity's 4. Immortalize also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Serendipity sells 4 in-app purchases, starting at $13.99 per month. Immortalize asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 28, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Immortalize | Serendipity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/serendipity/id1672319965/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 79 MB | 142 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Immortalize](https://appshunter.io/developer/1498937467) | [Serendipity Inc](https://appshunter.io/developer/1076272126) |

## What reviewers say

### Immortalize

[App page](https://appshunter.io/ios/app/immortalize/id1498937468)

**Features:** macOS Compatibility

**In-app purchases:** none


### Serendipity

[App page](https://appshunter.io/ios/app/serendipity/id1672319965)

This app helps you stay connected with loved ones by providing real-time location tracking. It offers features for emergencies, family safety, group events, and personal connections, ensuring peace of mind.

**Highlights:** Real-time location tracking, Emergency alerts, Group event tracking, Arrival/departure notifications, Route history, Privacy controls, Chat functionality

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $13.99 | per month |
| Quarterly Subscription | $38.99 | per 3 months |
| Yearly Subscription | $139.99 | per year |
| All Access Premium | Free | one-time |


## Frequently asked questions

### Is Immortalize free?

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

### Is Serendipity free?

Serendipity is free to download, with in-app purchases available.

### Do Immortalize or Serendipity have ads?

Serendipity shows ads; Immortalize does not.

### Which is updated more often, Immortalize or Serendipity?

Immortalize ships an update every 3 weeks, and Serendipity every 3 weeks. Most recently, Immortalize was updated on September 28, 2026 and Serendipity on October 14, 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.*