# B2P Bridge Visualization Tool vs Mayon Volcano

The clearest difference is in-app purchases: B2P Bridge Visualization Tool at none against Mayon Volcano's 1. B2P Bridge Visualization Tool also leads on iOS requirement (13.0 vs 15.0). Mayon Volcano's advantage is update cadence (every 9 days vs every 19 months). On price, ads and device support there is nothing between them.

Both are free to download. Mayon Volcano sells 1 one-off in-app purchase. B2P Bridge Visualization Tool asks for nothing beyond the download.

B2P Bridge Visualization Tool ships an update every 19 months, Mayon Volcano every 9 days. The most recent releases landed on November 12, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | B2P Bridge Visualization Tool | Mayon Volcano |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mayon-volcano-3d-earth-lab/id6794775508/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 9 days** |
| Monetization | — | Free with in-app purchases |
| Size | 169 MB | 46 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ove Arup & Partners International Ltd](https://appshunter.io/developer/501648778) | [Maha Strategies LLC](https://appshunter.io/developer/6778334200) |

## What reviewers say

### B2P Bridge Visualization Tool

[App page](https://appshunter.io/ios/app/b2p-bridge-visualization-tool/id1610522455)

**Features:** macOS Compatibility

**In-app purchases:** none


### Mayon Volcano

[App page](https://appshunter.io/ios/app/mayon-volcano-3d-earth-lab/id6794775508)

Explore an interactive 3D model of Mayon Volcano, including its summit, underground, and historical eruption sites. Features educational illustrations and real-world data for an immersive learning experience. Optional expedition packs unlock deeper investigations into volcanic processes.

**Highlights:** 3D interactive volcano model, Historical eruption scenes, Underground volcanic exploration, Real-world elevation data, Classroom resources, Optional expedition packs, AI-powered question answering

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Living Mountain Expedition | $4.99 | one-time |


## Frequently asked questions

### Is B2P Bridge Visualization Tool free?

B2P Bridge Visualization Tool is free to download, with no in-app purchases.

### Is Mayon Volcano free?

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

### Do B2P Bridge Visualization Tool or Mayon Volcano have ads?

Neither B2P Bridge Visualization Tool nor Mayon Volcano shows ads.

### Which is updated more often, B2P Bridge Visualization Tool or Mayon Volcano?

B2P Bridge Visualization Tool ships an update every 19 months, and Mayon Volcano every 9 days. Most recently, B2P Bridge Visualization Tool was updated on November 12, 2026 and Mayon Volcano on November 13, 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.*