Surface Area Calculator + Cost vs RijFlow
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Surface Area Calculator + Cost
Calculate the surface area of various 3D geometric shapes and get an estimated cost for materials. Supports multiple units for calculations and results.
- Surface area calculation for 11 shapes
- Material cost estimation
- Multiple unit support
- Results in various units
- Subscription for unlimited access
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Our app helps you to calculate the surface area of several common shapes. This tool also provides a cost of materials estimate. We offer a diverse set of units suitable for almost every country. The results of each calculation are also expressed in many units of different area. We support you with a variety of different types: - Cone - Cube - Sphere - Pyramid - Cylinder - Octahedron - Rectangular - Truncated cone - Triangular Prism - Hexagonal Prism - Triangular Pyramid - Hemispherical Shape SUBSCRIPTION INFORMATION This subscription package offers users unlimited access to all app features throughout the subscription period. • Payment will be charged to iTunes Account at confirmation of purchase. • Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. • Account will be charged for renewal within 24 hours prior to the end of the current period, and identify the cost of the renewal. • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. Privacy Policy: https://13520178.github.io/SurfaceAreaCalc/policy.html Terms of Use: https://13520178.github.io/SurfaceAreaCalc/terms.html We are happy to serve! If you have any requests or suggestions, do not hesitate to contact us. Email: phannhatd@gmail.com
RijFlow
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RijFlow - Plan lessen & beheer leerlingen.
Screenshots
Verdict
The clearest difference is in-app purchases: RijFlow at none against Surface Area Calculator + Cost's 3. RijFlow also leads on update cadence (fortnightly vs every 6 months). On price, ads, 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
Both are free to download. Surface Area Calculator + Cost sells 3 in-app purchases, starting at $1.99 per month. RijFlow asks for nothing beyond the download.
Surface Area Calculator + Cost ships an update every 6 months, RijFlow fortnightly. The most recent releases landed on October 1, 2026 and October 20, 2026 respectively.
| Parameter | Surface Area Calculator + Cost | RijFlow |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (24 ratings) — better | — |
| Positive reviews | 22.2% of reviews | — |
| Number of ratings | 24 — better | — |
| Update frequency | Every 6 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| 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 | 4 MB | 204 MB |
| Age rating | 4+ | 4+ |
| Developer | Phan Nhat Đang | Lucas Masclee |
In-app purchases
Surface Area Calculator + Cost
- Premium monthly package$1.991 Month
- Annual Premium Package$14.991 Year
- Remove ads$19.99
RijFlow
No in-app purchases
Questions
Is Surface Area Calculator + Cost free?
Is RijFlow free?
Do Surface Area Calculator + Cost or RijFlow have ads?
Which is updated more often, Surface Area Calculator + Cost or RijFlow?
Other comparisons
