# Marine Insight e vs SFDC Platform App Builder Prep

The clearest difference is in-app purchases: Marine Insight e at none against SFDC Platform App Builder Prep's 1. Marine Insight e also leads on iOS requirement (13.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. SFDC Platform App Builder Prep sells 1 in-app purchase, starting at $4.99 per 7 days. Marine Insight e asks for nothing beyond the download.

Marine Insight e ships an update fortnightly, SFDC Platform App Builder Prep every 2 weeks. The most recent releases landed on September 20, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Marine Insight e | SFDC Platform App Builder Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Size | 17 MB | 39 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MARINE INSIGHT](https://appshunter.io/developer/977636456) | [RUOK LLC](https://appshunter.io/developer/1867680933) |

## What reviewers say

### Marine Insight e

[App page](https://appshunter.io/ios/app/marine-insight-e-library/id6475720792)

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

**In-app purchases:** none


### SFDC Platform App Builder Prep

[App page](https://appshunter.io/ios/app/sfdc-platform-app-builder-prep/id6762075466)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Access | $4.99 | per 7 days |


## Frequently asked questions

### Is Marine Insight e free?

Marine Insight e is free to download, with no in-app purchases.

### Is SFDC Platform App Builder Prep free?

SFDC Platform App Builder Prep is free to download, with in-app purchases available.

### Do Marine Insight e or SFDC Platform App Builder Prep have ads?

Neither Marine Insight e nor SFDC Platform App Builder Prep shows ads.

### Which is updated more often, Marine Insight e or SFDC Platform App Builder Prep?

Marine Insight e ships an update fortnightly, and SFDC Platform App Builder Prep every 2 weeks. Most recently, Marine Insight e was updated on September 20, 2026 and SFDC Platform App Builder Prep on September 14, 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.*