# Join the Dots vs Einstein's Relativity

The clearest difference is in-app purchases: Join the Dots at none against Einstein's Relativity's 2. Einstein's Relativity's advantage is update cadence (every 24 months vs every 78 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Einstein's Relativity sells 2 one-off in-app purchases. Join the Dots asks for nothing beyond the download.

Join the Dots ships an update every 78 months, Einstein's Relativity every 24 months. The most recent releases landed on October 4, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Join the Dots | Einstein's Relativity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/join-the-dots-puzzle-game/id1347469359/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 78 months | **Every 24 months** |
| Monetization | Free | — |
| Size | 10 MB | 322 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Suttar Tarasri](https://appshunter.io/developer/1347469358) | [Human Heroes Ltd](https://appshunter.io/developer/1442853426) |

## What reviewers say

### Join the Dots

[App page](https://appshunter.io/ios/app/join-the-dots-puzzle-game/id1347469359)

An addictive and educational game designed for children. Players connect dots to reveal hidden pictures, offering a simple yet engaging experience. It's a great way for kids to learn and have fun.

**Highlights:** Connect the dots, Reveal hidden pictures, Addictive gameplay, Educational content, Kid-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Einstein's Relativity

[App page](https://appshunter.io/ios/app/einsteins-relativity/id6468444718)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| The Sensation of Seconds | $0.99 | one-time |
| The Cadence Of Clocks | $0.99 | one-time |


## Frequently asked questions

### Is Join the Dots free?

Join the Dots is free to download, with no in-app purchases.

### Is Einstein's Relativity free?

Einstein's Relativity is free to download, with in-app purchases available.

### Do Join the Dots or Einstein's Relativity have ads?

Neither Join the Dots nor Einstein's Relativity shows ads.

### Which is updated more often, Join the Dots or Einstein's Relativity?

Join the Dots ships an update every 78 months, and Einstein's Relativity every 24 months. Most recently, Join the Dots was updated on October 4, 2026 and Einstein's Relativity on October 18, 2026.

---

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