# Surface Area Calculator + Cost vs Bindicator

The clearest difference is in-app purchases: Bindicator at none against Surface Area Calculator + Cost's 3. Bindicator also leads on update cadence (every 2 weeks vs every 6 months). Surface Area Calculator + Cost's advantage is device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Surface Area Calculator + Cost sells 3 in-app purchases, starting at $1.99 per month. Bindicator asks for nothing beyond the download.

Surface Area Calculator + Cost ships an update every 6 months, Bindicator every 2 weeks. The most recent releases landed on October 1, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Surface Area Calculator + Cost | Bindicator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (24 ratings)](https://appshunter.io/ios/app/surface-area-calculator-plus-cost/id1502218219/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 22.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 4 MB | 78 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Phan Nhat Đang](https://appshunter.io/developer/1437390098) | [NIVELCO Process Control Co.](https://appshunter.io/developer/1758044433) |

## What reviewers say

### Surface Area Calculator + Cost

[App page](https://appshunter.io/ios/app/surface-area-calculator-plus-cost/id1502218219)

Calculate the surface area of various 3D geometric shapes and get an estimated cost for materials. Supports multiple units for calculations and results.

**Highlights:** Surface area calculation for 11 shapes, Material cost estimation, Multiple unit support, Results in various units, Subscription for unlimited access

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly package | $1.99 | per month |
| Annual Premium Package | $14.99 | per year |
| Remove ads | $19.99 | one-time |


### Bindicator

[App page](https://appshunter.io/ios/app/bindicator/id6760126800)

**In-app purchases:** none


## Frequently asked questions

### Is Surface Area Calculator + Cost free?

Surface Area Calculator + Cost is free to download, with in-app purchases available.

### Is Bindicator free?

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

### Do Surface Area Calculator + Cost or Bindicator have ads?

Neither Surface Area Calculator + Cost nor Bindicator shows ads.

### Which is updated more often, Surface Area Calculator + Cost or Bindicator?

Surface Area Calculator + Cost ships an update every 6 months, and Bindicator every 2 weeks. Most recently, Surface Area Calculator + Cost was updated on October 1, 2026 and Bindicator on October 4, 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.*