# Chain Reaction(Online) vs Nummery

The clearest difference is review sentiment: Nummery at 100% against Chain Reaction(Online)'s 40%. Nummery also leads on rating (5.0 vs 4.6) and update cadence (every 4 days vs every 3 weeks). Chain Reaction(Online)'s advantage is in-app purchases (none vs 4) and ratings volume (18 vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Nummery sells 4 one-off in-app purchases. Chain Reaction(Online) asks for nothing beyond the download.

Nummery holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Chain Reaction(Online) has 18 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 40% of Chain Reaction(Online)'s written reviews are positive against 100% of Nummery's.

Chain Reaction(Online) ships an update every 3 weeks, Nummery every 4 days. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Chain Reaction(Online) | Nummery |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (18 ratings)](https://appshunter.io/ios/app/chain-reactiononline/id6748000370/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nummery/id6765636268/reviews)** |
| Number of ratings | **18** | 1 |
| Positive reviews | 40.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 70 MB | 42 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [OVALON SOLUTIONS](https://appshunter.io/developer/1791928695) | [MARCIN Gorny](https://appshunter.io/developer/1896018626) |

## What reviewers say

### Chain Reaction(Online)

[App page](https://appshunter.io/ios/app/chain-reactiononline/id6748000370)

Engage in a captivating board strategy game with friends or AI. Plan your moves carefully to dominate the board and trigger chain reactions. Enjoy online and offline multiplayer modes with customizable options.

**Highlights:** Online multiplayer battles, Offline mode available, Smart AI with 3 difficulty levels, Supports up to 10 players, Customizable skins, Simple to learn, endless strategies

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

**In-app purchases:** none


### Nummery

[App page](https://appshunter.io/ios/app/nummery/id6765636268)

Combine numbers using basic arithmetic operations to reach a target number. Solve over 300 handcrafted levels with a gentle difficulty curve and earn stars for efficient solutions. Unlock themed mathematicians as you progress.

**Highlights:** Combine numbers with addition, subtraction, multiplication, division, 300+ handcrafted levels, Earn stars for efficient solutions, Unlockable mathematicians, Smart hint system, Clean, focused design

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Star Collector Pass | $1.99 | one-time |
| Newton's Pass | $2.99 | one-time |
| Giga Brain Pack | $2.99 | one-time |
| da Vinci's Key | $4.99 | one-time |


## Frequently asked questions

### Is Chain Reaction(Online) free?

Chain Reaction(Online) is free to download, with no in-app purchases.

### Is Nummery free?

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

### Which has better reviews, Chain Reaction(Online) or Nummery?

Nummery is rated higher. Chain Reaction(Online) averages 4.6 out of 5 from 18 ratings, while Nummery averages 5.0 from 1 ratings.

### Do Chain Reaction(Online) or Nummery have ads?

Neither Chain Reaction(Online) nor Nummery shows ads.

### Which is updated more often, Chain Reaction(Online) or Nummery?

Chain Reaction(Online) ships an update every 3 weeks, and Nummery every 4 days. Most recently, Chain Reaction(Online) was updated on November 8, 2026 and Nummery on October 31, 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.*