# Number Builder vs whopack

The clearest difference is in-app purchases: whopack at none against Number Builder's 1. whopack also leads on update cadence (every 3 days vs every 39 months) and review sentiment (100% vs 80%). Number Builder's advantage is ratings volume (7 vs 2). On price, rating, ads and monetization model there is nothing between them.

Both are free to download. Number Builder sells 1 one-off in-app purchase. whopack asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Number Builder against 5.0 for whopack. Both are backed by a comparable volume of ratings — 7 and 2 respectively. Written reviews are what separate them: 80% of Number Builder's written reviews are positive against 100% of whopack's.

Number Builder ships an update every 39 months, whopack every 3 days. The most recent releases landed on October 10, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Number Builder | whopack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (7 ratings)](https://appshunter.io/ios/app/number-builder-puzzle-solver/id1489526164/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/whopack/id6789401047/reviews)** |
| Number of ratings | **7** | 2 |
| Positive reviews | 80.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 39 months | **Every 3 days** |
| Monetization | Free | Free |
| Size | 4 MB | 45 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Widgetilities LLC](https://appshunter.io/developer/1373578566) | [FiLo LLC](https://appshunter.io/developer/593206158) |

## What reviewers say

### Number Builder

[App page](https://appshunter.io/ios/app/number-builder-puzzle-solver/id1489526164)

This app helps solve math puzzles by calculating all possible equations from dice rolls and a target number. It supports basic arithmetic, powers, and roots, making it a useful tool for games like Number Knockout.

**Highlights:** Calculates all possible solutions, Supports basic arithmetic, Includes powers and roots, Input dice rolls and target number, Useful for Number Knockout game

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Challenge Mode | $1.99 | one-time |


### whopack

[App page](https://appshunter.io/ios/app/whopack/id6789401047)

Connect with local homeschooling families to organize and attend in-person meetups and events. Facilitate group communication, plan activities, and manage group logistics seamlessly.

**Highlights:** Find local homeschool groups, Organize and discover events, Group chat and direct messaging, Create polls for decision making, Store membership cards, Share documents and photos

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

**In-app purchases:** none


## Frequently asked questions

### Is Number Builder free?

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

### Is whopack free?

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

### Which has better reviews, Number Builder or whopack?

whopack is rated higher. Number Builder averages 4.9 out of 5 from 7 ratings, while whopack averages 5.0 from 2 ratings.

### Do Number Builder or whopack have ads?

Neither Number Builder nor whopack shows ads.

### Which is updated more often, Number Builder or whopack?

Number Builder ships an update every 39 months, and whopack every 3 days. Most recently, Number Builder was updated on October 10, 2026 and whopack on October 16, 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.*