# Stair Stringer vs Armor Bag

The clearest difference is price: Armor Bag at Free against Stair Stringer's $1.99. Armor Bag also leads on rating (5.0 vs 4.7). Stair Stringer's advantage is ratings volume (86 vs 2) and chart position (#196 vs unranked). On update cadence, ads, in-app purchases and device support there is nothing between them.

Armor Bag is free to download; Stair Stringer costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Armor Bag holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Stair Stringer has 86 ratings behind it against 2, so its average is the more settled of the two.

Stair Stringer ships an update every 5 weeks, Armor Bag every 2 months. The most recent releases landed on October 8, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Stair Stringer | Armor Bag |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.7 (86 ratings)](https://appshunter.io/ios/app/stair-stringer/id1550828339/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/armor-bag/id6477452958/reviews)** |
| Number of ratings | **86** | 2 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Paid | **Free** |
| Best chart rank | **#196** | — |
| Size | 2 MB | 41 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [H3Apps LLC](https://appshunter.io/developer/598620927) | [ARMOR BAG, LLC](https://appshunter.io/developer/1729366155) |

## What reviewers say

### Stair Stringer

[App page](https://appshunter.io/ios/app/stair-stringer/id1550828339)

**Currently charting:** #196 Top Paid · Utilities (US App Store)

This app calculates all necessary measurements for building a stair stringer, including risers, run, angle, and length. Easily adjust parameters and switch between Imperial and Metric units. Share your calculated results via email or text.

**Highlights:** Calculates stair risers and run, Determines stair angle and stringer length, Calculates step height and tread depth, Determines the number of steps, Adjustable parameters, Imperial or Metric units, Share results via email/text

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

**In-app purchases:** none


### Armor Bag

[App page](https://appshunter.io/ios/app/armor-bag/id6477452958)

Easily manage and schedule your pickups with this utility app. Submit requests, track their status, and receive real-time updates and notifications. Access your account details conveniently.

**Highlights:** Submit pickup requests, Track pickup status, Real-time updates, Notifications, Account management

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

**In-app purchases:** none


## Frequently asked questions

### Is Stair Stringer free?

Stair Stringer costs $1.99, with no in-app purchases.

### Is Armor Bag free?

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

### Which has better reviews, Stair Stringer or Armor Bag?

Armor Bag is rated higher. Stair Stringer averages 4.7 out of 5 from 86 ratings, while Armor Bag averages 5.0 from 2 ratings.

### Do Stair Stringer or Armor Bag have ads?

Neither Stair Stringer nor Armor Bag shows ads.

### Which is updated more often, Stair Stringer or Armor Bag?

Stair Stringer ships an update every 5 weeks, and Armor Bag every 2 months. Most recently, Stair Stringer was updated on October 8, 2026 and Armor Bag on October 9, 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.*