# Echoes vs Unknown Contact

The clearest difference is iOS requirement: Echoes at 15.1 against Unknown Contact's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Echoes sells 5 one-off in-app purchases and Unknown Contact sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Echoes | Unknown Contact |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6 ratings)](https://appshunter.io/ios/app/echoes-interactive-thriller/id6760790952/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 285 MB | 67 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 17+ |
| Developer | [Anubhav Sahu](https://appshunter.io/developer/1886257546) | [JudeWorks](https://appshunter.io/developer/1749456254) |

## What reviewers say

### Echoes

[App page](https://appshunter.io/ios/app/echoes-interactive-thriller/id6760790952)

Engage in a real-time murder mystery through your phone. Investigate a disappearance by interacting with characters via chat, calls, and video, making choices that shape the narrative. Uncover clues through news feeds and an investigation board.

**Highlights:** Real-time chat and messaging gameplay, Branching narrative based on player choices, Investigative tools like a digital board, Live news feed integration, Multi-language support, Audio and video call sequences

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Voice Re-record | $1.99 | one-time |
| Media and Premium choices Pack | $2.99 | one-time |
| Voice Pack | $2.99 | one-time |
| AI Chat Access | $2.99 | one-time |
| Premium Pass | $6.99 | one-time |


### Unknown Contact

[App page](https://appshunter.io/ios/app/unknown-contact-text-story/id6793640347)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Season One — All 20 Stories | $0.99 | one-time |


## Frequently asked questions

### Is Echoes free?

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

### Is Unknown Contact free?

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

### Do Echoes or Unknown Contact have ads?

Neither Echoes nor Unknown Contact shows ads.

### Which is updated more often, Echoes or Unknown Contact?

Echoes ships an update monthly, and Unknown Contact monthly. Most recently, Echoes was updated on November 5, 2026 and Unknown Contact on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*