Stair Stringer vs Armor Bag
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Stair Stringer
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.
- 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
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This App is used for finding the measurements needed to construct a Stair Stringer. It calculates stair risers and run, stair angle, stringer length, step height, tread depth, and the number of steps required for a given run of stairs. Easy to adjust parameters to customize and fit your requirements. Inputs and Results can be Imperial or Metric. The calculated results can be emailed or texted as needed.
Armor Bag
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.
- Submit pickup requests
- Track pickup status
- Real-time updates
- Notifications
- Account management
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Armor Bag makes it simple for customers to manage and schedule their pickups. With the app, you can: Submit pickup requests in just a few taps. Track the status of your scheduled pickups. Receive real-time updates and notifications. Access your account details anytime.
Screenshots
Verdict
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). On update cadence, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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 September 23, 2026 and September 22, 2026 respectively.
| Parameter | Stair Stringer | Armor Bag |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 4.7 (86 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 86 — better | 2 |
| Update frequency | Every 5 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 2 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | H3 Apps, LLC | ARMOR BAG, LLC |
Customer experience
Stair Stringer
Armor Bag
In-app purchases
Stair Stringer
No in-app purchases
Armor Bag
No in-app purchases
Questions
Is Stair Stringer free?
Is Armor Bag free?
Which has better reviews, Stair Stringer or Armor Bag?
Do Stair Stringer or Armor Bag have ads?
Which is updated more often, Stair Stringer or Armor Bag?
Other comparisons
