# CFT Calculator vs iservu

The clearest difference is rating: iservu at 5.0 against CFT Calculator's 4.3. iservu also leads on in-app purchases (none vs 2) and ads (none vs shown). CFT Calculator's advantage is ratings volume (11 vs 1) and iOS requirement (13 vs 15.1). On price and device support there is nothing between them.

Both are free to download. CFT Calculator sells 2 in-app purchases, starting at $0.99 per month. iservu asks for nothing beyond the download.

iservu holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: CFT Calculator has 11 ratings behind it against 1, so its average is the more settled of the two.

CFT Calculator ships an update every 3 months, iservu every 6 weeks. The most recent releases landed on October 7, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | CFT Calculator | iservu |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (11 ratings)](https://appshunter.io/ios/app/cft-calculator/id6471664074/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/iservu/id6705133414/reviews)** |
| Number of ratings | **11** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 29 MB | 26 MB |
| Requires iOS | **13** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Valaji Global](https://appshunter.io/developer/1694947440) | [iserveu llc](https://appshunter.io/developer/1769811358) |

## What reviewers say

### CFT Calculator

[App page](https://appshunter.io/ios/app/cft-calculator/id6471664074)

Easily calculate cubic feet for various materials like wood, sand, and logs. This app simplifies volume measurements for construction, transport, and woodworking professionals, offering accurate and user-friendly tools.

**Highlights:** Cubic feet calculation for various materials, Specialized calculator for wood volume, Dedicated calculator for sand volume, Round log cubic feet calculator, Versatile cubic feet calculator, Transport cargo space optimization

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads - Monthly | $0.99 | per month |
| Remove Ads - Yearly | $9.99 | per year |


### iservu

[App page](https://appshunter.io/ios/app/iservu/id6705133414)

Connect with local volunteers by posting tasks. Access is restricted to private groups requiring an organization code. Contact the developer to integrate this service within your organization.

**Highlights:** Post tasks for volunteers, Connect with local volunteers, Private group access, Organization code required, Organizational integration

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

**In-app purchases:** none


## Frequently asked questions

### Is CFT Calculator free?

CFT Calculator is free to download, with in-app purchases available.

### Is iservu free?

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

### Which has better reviews, CFT Calculator or iservu?

iservu is rated higher. CFT Calculator averages 4.3 out of 5 from 11 ratings, while iservu averages 5.0 from 1 ratings.

### Do CFT Calculator or iservu have ads?

CFT Calculator shows ads; iservu does not.

### Which is updated more often, CFT Calculator or iservu?

CFT Calculator ships an update every 3 months, and iservu every 6 weeks. Most recently, CFT Calculator was updated on October 7, 2026 and iservu on September 30, 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.*