Letterbox Check vs Window Cleaning Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Letterbox Check
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Achieve higher confidence with the Letterbox Check App, GPS-tracking and intelligent missed property reports. Connect with our Web solution to add Digital Maps, Property counts and sophisticated Dashboards to your distribution activities.
Window Cleaning Calculator
This app helps window cleaning businesses generate instant price quotes for projects and create recurring cleaning schedules for clients. It aims to systematize pricing, removing guesswork and underpricing for a more scalable business operation.
- Generate instant price quotes
- Create regular cleaning plans
- Systematize business pricing
- Reduce guesswork in quotes
- Prevent underpricing jobs
- Share pricing with team
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Window Cleaning Calculator Generate prices for your window cleaning project and generate regular cleaning plans to present to your clients This tool get the pricing out of your head and into a scalable system that you can share with your team Built by people in the business for the business Try it today and add a window cleaning pricing system to your business that takes away the guess work and underpricing jobs Privacy Policy: https://www.herosoftwash.co.uk/app-privacy Terms of Use: https://www.herosoftwash.co.uk/app-terms-of-use
Screenshots
Verdict
The clearest difference is in-app purchases: Letterbox Check at none against Window Cleaning Calculator's 3. On price, update cadence, ads 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
Both are free to download. Window Cleaning Calculator sells 3 in-app purchases, starting at $7.99 per month. Letterbox Check asks for nothing beyond the download.
Letterbox Check ships an update every 12 months, Window Cleaning Calculator every 7 months. The most recent releases landed on September 28, 2026 and October 24, 2026 respectively.
| Parameter | Letterbox Check | Window Cleaning Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Number of ratings | — | 2 — better |
| Update frequency | Every 12 months | Every 7 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 21 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | Redburst Technologies AB | Hero SoftWash |
In-app purchases
Letterbox Check
No in-app purchases
Window Cleaning Calculator
- Subscribe Monthly$7.991 Month
- Subscribe Quarterly$18.993 Months
- Subscribe Yearly7 Days trial$59.991 Year
Questions
Is Letterbox Check free?
Is Window Cleaning Calculator free?
Do Letterbox Check or Window Cleaning Calculator have ads?
Which is updated more often, Letterbox Check or Window Cleaning Calculator?
Other comparisons
