ReCalc+ vs Roofing Estimator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ReCalc+
This calculator app allows for step-by-step calculations, enabling users to review their work and modify previous values. Its large display and buttons make it easy to use for quick computations.
- Step-by-step calculation display
- Edit previous calculation values
- Review calculation history
- Large buttons and display
- Intuitive design
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It is a calculator app that can recalculate later . It calculates one line at a time as calculation by writing . So You can check the calculation process , or re- calculated by changing the value from the later , you can re-use features . It is easy to see easy-to-use design with large letters and buttons .
Roofing Estimator
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This tool estimates the area of a roof. By just measuring the horizontal length and width and using either the pitch or a roof angle it calculates the adjusted roof area. Multiple areas can be input. Allows for dimensions to be input in feet or meters. Simple to use and results can be sent by text or email as needed.
Screenshots
Verdict
The clearest difference is price: ReCalc+ at Free against Roofing Estimator's $0.99. ReCalc+ also leads on update cadence (every 21 months vs every 44 months). Roofing Estimator's advantage is ads (none vs shown). On in-app purchases, device support and iOS requirement 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
ReCalc+ is free to download; Roofing Estimator costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
ReCalc+ ships an update every 21 months, Roofing Estimator every 44 months. The most recent releases landed on October 24, 2026 and October 13, 2026 respectively.
| Parameter | ReCalc+ | Roofing Estimator |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 4.8 (28 ratings) — better | — |
| Positive reviews | 40.0% of reviews | — |
| Number of ratings | 28 — better | — |
| Update frequency | Every 21 months — better | Every 44 months |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 3 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | EIICHI KOMINE | H3Apps LLC |
In-app purchases
ReCalc+
No in-app purchases
Roofing Estimator
No in-app purchases
