# Big 9 vs Sumaddle

The clearest difference is in-app purchases: Big 9 at none against Sumaddle's 10. Big 9 also leads on iOS requirement (12.0 vs 17.0). Sumaddle's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 5 months). On price, review sentiment, ratings volume and device support there is nothing between them.

Both are free to download. Sumaddle sells 10 one-off in-app purchases. Big 9 asks for nothing beyond the download.

Sumaddle holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 595 and 769 respectively. Written reviews point the same way: 93% of Big 9's written reviews are positive against 95% of Sumaddle's.

Big 9 ships an update every 5 months, Sumaddle every 3 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Big 9 | Sumaddle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (595 ratings)](https://appshunter.io/ios/app/big-9-strategic-logic-game/id973507903/reviews) | **[4.9 (769 ratings)](https://appshunter.io/ios/app/sumaddle/id1552172214/reviews)** |
| Number of ratings | 595 | **769** |
| Positive reviews | 93.3% of reviews | **94.9% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 32 MB | 31 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Boy Howdy Technology LLC](https://appshunter.io/developer/293910537) | [Jonathan Buchanan](https://appshunter.io/developer/1540556286) |

## What reviewers say

### Big 9

[App page](https://appshunter.io/ios/app/big-9-strategic-logic-game/id973507903)

A zen-like logic game where you merge numbers to grow them from one to nine. It features simple touch controls, no timers, and automatic saving for a relaxing experience.

**Highlights:** Merge numbers up to nine, Simple touch controls, No timers, Automatic progress saving, Large, readable numbers, Disable sounds

**In-app purchases:** none

**What reviewers like**

- 👍 Fun and addictive gameplay
- 🚀 Challenging but doable
- 💡 Unique concept
- 🎨 Visually appealing
- 🆓 Free with no IAPs

**What reviewers complain about**

- 🐛 Imbalance in number distribution
- 🔧 Unclear rules/instructions
- 🔍 Difficulty in distinguishing certain numbers

**Reported bugs**

- Sensitive ad placement causing interruptions
- Compatibility issues on older devices

**Requested features**

- More game modes or difficulty levels
- Undo/rewind feature
- French word games


### Sumaddle

[App page](https://appshunter.io/ios/app/sumaddle/id1552172214)

This logic puzzle game transforms pencil-and-paper challenges into interactive brain teasers. Fit number combinations to clues using pure logic, with no mental arithmetic required. Enjoy over 150 free puzzles of varying difficulty, with built-in help and offline play.

**Highlights:** Interactive logic puzzles, Number combination fitting, Pure logic solving, Built-in help and mistake correction, Over 150 free puzzles, Offline play, Ad-free experience

**Features:** Family Sharing

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Crafty, Pack 1 | $0.99 | one-time |
| Crafty, Pack 2 | $0.99 | one-time |
| Crafty, Pack 3 | $0.99 | one-time |
| Sneaky, Pack 1 | $0.99 | one-time |
| Sneaky, Pack 2 | $0.99 | one-time |
| Sneaky, Pack 3 | $0.99 | one-time |
| Tricky, Pack 1 | $0.99 | one-time |
| Tricky, Pack 2 | $0.99 | one-time |
| Tricky, Pack 3 | $0.99 | one-time |
| Puzzle Generator | $9.99 | one-time |

**What reviewers like**

- 👍 Fun and challenging game
- 👍 Clean and intuitive interface
- 👍 Helpful hint system
- 🚀 No ads or data collection
- 💡 Unique puzzle concept

**What reviewers complain about**

- 🐛 Automatic hints can be intrusive
- 🐛 Inability to replay completed puzzles
- 💡 Need more free/sample puzzles
- 💡 Difficulty progression could be improved

**Reported bugs**

- Losing progress when minimizing the app
- Inconsistent difficulty ratings

**Requested features**

- Ability to selectively pencil in notes
- More difficult puzzle options
- Synced progress across devices
- Detailed statistics and leaderboard


## Frequently asked questions

### Is Big 9 free?

Big 9 is free to download, with no in-app purchases.

### Is Sumaddle free?

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

### Which has better reviews, Big 9 or Sumaddle?

Sumaddle is rated higher. Big 9 averages 4.7 out of 5 from 595 ratings, while Sumaddle averages 4.9 from 769 ratings.

### Do Big 9 or Sumaddle have ads?

Big 9 shows ads; Sumaddle does not.

### Which is updated more often, Big 9 or Sumaddle?

Big 9 ships an update every 5 months, and Sumaddle every 3 weeks. Most recently, Big 9 was updated on November 6, 2026 and Sumaddle on November 3, 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.*