# Fourth Step Inventory vs RapidStep10

The clearest difference is update cadence: RapidStep10 at every 3 weeks against Fourth Step Inventory's every 4 months. Fourth Step Inventory's advantage is iOS requirement (16.6 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Fourth Step Inventory ships an update every 4 months, RapidStep10 every 3 weeks. The most recent releases landed on September 2, 2026 and September 1, 2026 respectively.

## The numbers

| Metric | Fourth Step Inventory | RapidStep10 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rapidstep10/id6785637337/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 2 MB | 2 MB |
| Requires iOS | **16.6** | 18.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [STEVEN MARC GORLIN](https://appshunter.io/developer/1867594003) | [Dovid Cohen](https://appshunter.io/developer/1884613869) |

## What reviewers say

### Fourth Step Inventory

[App page](https://appshunter.io/ios/app/fourth-step-inventory/id6757550299)

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

**In-app purchases:** none


### RapidStep10

[App page](https://appshunter.io/ios/app/rapidstep10/id6785637337)

This app offers a private, guided method for conducting daily personal inventories. It helps users process their feelings by identifying who they are upset with, what it affects, and their character defects, then suggests positive replacements. Users can save, share, or copy their completed inventories.

**Highlights:** Guided daily personal inventory, Character defect identification, Asset replacement suggestions, Customizable 7th-Step prayer, Offline functionality, Save, copy, and share inventories, Multilingual support

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

**In-app purchases:** none


## Frequently asked questions

### Is Fourth Step Inventory free?

Fourth Step Inventory is free to download, with no in-app purchases.

### Is RapidStep10 free?

RapidStep10 is free to download, with no in-app purchases.

### Do Fourth Step Inventory or RapidStep10 have ads?

Neither Fourth Step Inventory nor RapidStep10 shows ads.

### Which is updated more often, Fourth Step Inventory or RapidStep10?

Fourth Step Inventory ships an update every 4 months, and RapidStep10 every 3 weeks. Most recently, Fourth Step Inventory was updated on September 2, 2026 and RapidStep10 on September 1, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*