# Conversion Calculator Plus vs FVFI

The clearest difference is in-app purchases: FVFI at none against Conversion Calculator Plus's 1. FVFI also leads on ads (none vs shown) and rating (5.0 vs 4.7). Conversion Calculator Plus's advantage is update cadence (every 6 days vs every 4 months) and ratings volume (15K vs 1). On price and device support there is nothing between them.

Both are free to download. Conversion Calculator Plus sells 1 in-app purchase, starting at $9.99 per year. FVFI asks for nothing beyond the download.

FVFI holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Conversion Calculator Plus has 15K ratings behind it against 1, so its average is the more settled of the two.

Conversion Calculator Plus ships an update every 6 days, FVFI every 4 months. The most recent releases landed on October 17, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Conversion Calculator Plus | FVFI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (15K ratings)](https://appshunter.io/ios/app/conversion-calculator-plus/id1113920724/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fvfi/id1469853993/reviews)** |
| Number of ratings | **15K** | 1 |
| Positive reviews | 68.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 6 days** | Every 4 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 78 MB | 64 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Adysseus](https://appshunter.io/developer/447444997) | [2Way ehf](https://appshunter.io/developer/1151220739) |

## What reviewers say

### Conversion Calculator Plus

[App page](https://appshunter.io/ios/app/conversion-calculator-plus/id1113920724)

This app is a versatile unit and currency converter with a user-friendly interface. It supports a wide range of conversion categories, including real-world and crypto currencies, with automatic exchange rate updates. Customize your experience with design options, dark mode, and adjustable home screen layouts.

**Highlights:** Unit and currency conversion, Supports 160+ currencies (real & crypto), Automatic currency exchange rate updates, Simple or carousel design options, Dark Mode support, Customizable home screen layout, Split screen mode on iPad

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads For One Year | $9.99 | per year |

**What reviewers like**

- 🚀 Great app
- 👍 Easy to use
- 🚀 Comprehensive conversions
- 👍 Intuitive interface
- 🚀 Useful tool

**What reviewers complain about**

- 🐛 Consent required for tracking
- 🐛 Update problems
- 🐛 Currency not updating
- 🔒 Forced to allow tracking
- 🔒 Forced to subscribe or view ads

**Reported bugs**

- Currency conversion not working
- App gets stuck on consent page
- Unable to get past ads/subscription page

**Requested features**

- Add running pace conversions
- Add shoe size converter
- Provide paid ad-free version


### FVFI

[App page](https://appshunter.io/ios/app/fvfi/id1469853993)

This app provides members of the Icelandic Aircraft Engineers' Association with access to union information, news, and event details. Members can also submit notifications and participate in surveys.

**Highlights:** Union contract information, Sick fund and vacation home fund details, Meeting minutes, Union news updates, Submit notifications, Event information, Surveys

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

**In-app purchases:** none


## Frequently asked questions

### Is Conversion Calculator Plus free?

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

### Is FVFI free?

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

### Which has better reviews, Conversion Calculator Plus or FVFI?

FVFI is rated higher. Conversion Calculator Plus averages 4.7 out of 5 from 15K ratings, while FVFI averages 5.0 from 1 ratings.

### Do Conversion Calculator Plus or FVFI have ads?

Conversion Calculator Plus shows ads; FVFI does not.

### Which is updated more often, Conversion Calculator Plus or FVFI?

Conversion Calculator Plus ships an update every 6 days, and FVFI every 4 months. Most recently, Conversion Calculator Plus was updated on October 17, 2026 and FVFI on October 11, 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.*