# Box Builder vs Bassport Pro

The clearest difference is in-app purchases: Box Builder at none against Bassport Pro's 1. Box Builder also leads on ads (none vs shown) and iOS requirement (15.0 vs 17.0). Bassport Pro's advantage is update cadence (every 5 days vs every 7 months). On price and device support there is nothing between them.

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

Box Builder ships an update every 7 months, Bassport Pro every 5 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Box Builder | Bassport Pro |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 171 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Neill Mclachlan](https://appshunter.io/developer/1527884833) | [Nikita Nesporov](https://appshunter.io/developer/1573554305) |

## What reviewers say

### Box Builder

[App page](https://appshunter.io/ios/app/box-builder/id1640513711)

**Features:** macOS Compatibility

**In-app purchases:** none


### Bassport Pro

[App page](https://appshunter.io/ios/app/bassport-pro/id6759520985)

Design and tune car audio systems with a suite of practical calculators. Features include port tuning, speaker wiring, power cable sizing, and a sine generator for setup and test tones.

**Highlights:** Bass reflex design calculator, Speaker wiring impedance calculator, Power cable sizing, Sine wave generator, Gain target voltage calculator, Box volume builder

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Access | $8.99 | one-time |


## Frequently asked questions

### Is Box Builder free?

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

### Is Bassport Pro free?

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

### Do Box Builder or Bassport Pro have ads?

Bassport Pro shows ads; Box Builder does not.

### Which is updated more often, Box Builder or Bassport Pro?

Box Builder ships an update every 7 months, and Bassport Pro every 5 days. Most recently, Box Builder was updated on November 3, 2026 and Bassport Pro 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.*