# Overlap vs Krill & Tell

The clearest difference is in-app purchases: Krill & Tell at none against Overlap's 8. Krill & Tell also leads on update cadence (every 2 days vs every 2 months). Overlap's advantage is iOS requirement (6.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Overlap sells 8 one-off in-app purchases. Krill & Tell asks for nothing beyond the download.

Overlap ships an update every 2 months, Krill & Tell every 2 days. The most recent releases landed on October 10, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Overlap | Krill & Tell |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.2 (6 ratings)](https://appshunter.io/ios/app/overlap-spatial-reasoning/id1007144404/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 12.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 44 MB | 8 MB |
| Requires iOS | **6.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DONOPO](https://appshunter.io/developer/550436101) | [KEVIN GRANT WORTH](https://appshunter.io/developer/1874934534) |

## What reviewers say

### Overlap

[App page](https://appshunter.io/ios/app/overlap-spatial-reasoning/id1007144404)

A small puzzle game designed to test and enhance your spatial reasoning skills. Players must identify the correct sequence of shapes and tap them from bottom to top to progress through levels. It features 54 challenges and an endless mode for competitive play.

**Highlights:** Spatial reasoning challenges, Shape ordering puzzles, 54 levels, Endless mode, Beat friends

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Donate $1 | $0.99 | one-time |
| Donate $1.99 | $1.99 | one-time |
| Donate $2.99 | $2.99 | one-time |
| Donate $4.99 | $4.99 | one-time |
| Donate $9.99 | $9.99 | one-time |
| Donate $19.99 | $19.99 | one-time |
| Donate $49.99 | $49.99 | one-time |
| Donate $99.99 | $99.99 | one-time |


### Krill & Tell

[App page](https://appshunter.io/ios/app/krill-and-tell/id6813472604)

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

**In-app purchases:** none


## Frequently asked questions

### Is Overlap free?

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

### Is Krill & Tell free?

Krill & Tell is free to download, with no in-app purchases.

### Do Overlap or Krill & Tell have ads?

Neither Overlap nor Krill & Tell shows ads.

### Which is updated more often, Overlap or Krill & Tell?

Overlap ships an update every 2 months, and Krill & Tell every 2 days. Most recently, Overlap was updated on October 10, 2026 and Krill & Tell on October 18, 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.*