# Interval? vs Strangers Here

The clearest difference is price: Strangers Here at Free against Interval?'s $2.99. Strangers Here also leads on update cadence (monthly vs every 7 months). Interval?'s advantage is chart position (#117 vs unranked). On ads, in-app purchases, monetization model and device support there is nothing between them.

Strangers Here is free to download; Interval? costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Interval? ships an update every 7 months, Strangers Here monthly. The most recent releases landed on October 6, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Interval? | Strangers Here |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[4.1 (124 ratings)](https://appshunter.io/ios/app/strangers-here/id6738892168/reviews)** |
| Number of ratings | — | **124** |
| Positive reviews | — | 71.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Monthly** |
| Monetization | Paid | Paid |
| Best chart rank | **#117** | — |
| Size | 18 MB | 252 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Kelly Technology Inc.](https://appshunter.io/developer/393931941) | [Elmira Sevostyanova](https://appshunter.io/developer/1779723343) |

## What reviewers say

### Interval?

[App page](https://appshunter.io/ios/app/interval/id936872179)

**Currently charting:** #117 Top Paid · Music (US App Store)

Test your ear for music by identifying chords. Play through puzzles where you'll hear three chords and see the notation for the first two. Select the correct third chord from four options to score points and improve your musical knowledge.

**Highlights:** Chord identification gameplay, Musical notation display, Multiple choice answers, Scoring system with deductions, Unlimited chord replays, Progressive difficulty

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

**In-app purchases:** none


### Strangers Here

[App page](https://appshunter.io/ios/app/strangers-here/id6738892168)

An atmospheric VHS horror game where you play as an FBI agent hunting creatures that mimic humans.  Distinguish between real people and their copies, make critical decisions, and uncover the truth behind the "Strangers."

**Highlights:** VHS horror atmosphere, Track human-imitating creatures, Distinguish real people from copies, Make life-altering decisions, Six unique endings, Customizable menu background

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

**In-app purchases:** none


## Frequently asked questions

### Is Interval? free?

Interval? costs $2.99, with no in-app purchases.

### Is Strangers Here free?

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

### Do Interval? or Strangers Here have ads?

Neither Interval? nor Strangers Here shows ads.

### Which is updated more often, Interval? or Strangers Here?

Interval? ships an update every 7 months, and Strangers Here monthly. Most recently, Interval? was updated on October 6, 2026 and Strangers Here on October 13, 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.*