# Dr. Pair vs Black Hole Puzzle

The clearest difference is in-app purchases: Dr. Pair at none against Black Hole Puzzle's 1. Dr. Pair also leads on iOS requirement (10.0 vs 13.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Black Hole Puzzle sells 1 one-off in-app purchase. Dr. Pair asks for nothing beyond the download.

Dr. Pair ships an update every 4 months, Black Hole Puzzle daily. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Dr. Pair | Black Hole Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/black-hole-puzzle/id6762140368/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Daily** |
| Monetization | — | Free with in-app purchases |
| Size | 43 MB | 129 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SUD Inc.](https://appshunter.io/developer/453469451) | [Vikas Pawar](https://appshunter.io/developer/1588876306) |

## What reviewers say

### Dr. Pair

[App page](https://appshunter.io/ios/app/dr-pair/id1490441860)

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

**In-app purchases:** none


### Black Hole Puzzle

[App page](https://appshunter.io/ios/app/black-hole-puzzle/id6762140368)

A strategic board game where players place numbers on a circular grid. The last empty space becomes a black hole, affecting scores and determining the winner. Outwit your opponent with clever planning and quick moves.

**Highlights:** Classic paper game reimagined, Real-time multiplayer, Simple rules, deep strategy, Quick, competitive gameplay, Leaderboards and rankings

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Unlock | $2.99 | one-time |


## Frequently asked questions

### Is Dr. Pair free?

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

### Is Black Hole Puzzle free?

Black Hole Puzzle is free to download, with in-app purchases available.

### Do Dr. Pair or Black Hole Puzzle have ads?

Both Dr. Pair and Black Hole Puzzle show ads.

### Which is updated more often, Dr. Pair or Black Hole Puzzle?

Dr. Pair ships an update every 4 months, and Black Hole Puzzle daily. Most recently, Dr. Pair was updated on November 3, 2026 and Black Hole Puzzle on November 5, 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.*