# Flow Rate Converter vs Call forwarding plus

Flow Rate Converter and Call forwarding plus both sit at 5.0 stars, but that hides the real split: 100% of Flow Rate Converter's written reviews are positive against 33% of Call forwarding plus's. Call forwarding plus's advantage is update cadence (fortnightly vs every 7 months). On price, rating, ratings volume and ads there is nothing between them.

Flow Rate Converter costs $0.99 and Call forwarding plus $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Flow Rate Converter against 5.0 for Call forwarding plus. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews are what separate them: 100% of Flow Rate Converter's written reviews are positive against 33% of Call forwarding plus's.

Flow Rate Converter ships an update every 7 months, Call forwarding plus fortnightly. The most recent releases landed on September 15, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Flow Rate Converter | Call forwarding plus |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/flow-rate-converter/id668446877/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/call-forwarding-plus/id1586605312/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | **100.0% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Fortnightly** |
| Monetization | Paid | Paid |
| Size | 6 MB | 2 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Johan van der Vyver](https://appshunter.io/developer/668446880) | [Andreas Nachtigal](https://appshunter.io/developer/1586605314) |

## What reviewers say

### Flow Rate Converter

[App page](https://appshunter.io/ios/app/flow-rate-converter/id668446877)

This utility app calculates flow rates in milliliters per hour based on substance concentration and dosage. It can also determine the required dosage for a set flow rate. Features a user-friendly interface and an iPad widget for quick calculations.

**Highlights:** Calculate flow rate in ml/h, Determine required dosage, User-friendly Picker interface, iPad widget for quick access, Specialized for concentration and dosage

**Features:** macOS Compatibility

**In-app purchases:** none


### Call forwarding plus

[App page](https://appshunter.io/ios/app/call-forwarding-plus/id1586605312)

Easily set up call diversions for various scenarios like busy or no network. Schedule forwarding for specific times and adjust voicemail ringing duration. Manage SIM PIN, check prepaid credit, and change call waiting settings.

**Highlights:** Set up call diversion for busy/no network, Time-controlled call forwarding, Adjust voicemail ringing time, Change SIM PIN using PUK, Query and top up prepaid credit, Modify call waiting function

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

**In-app purchases:** none


## Frequently asked questions

### Is Flow Rate Converter free?

Flow Rate Converter costs $0.99, with no in-app purchases.

### Is Call forwarding plus free?

Call forwarding plus costs $0.99, with no in-app purchases.

### Which has better reviews, Flow Rate Converter or Call forwarding plus?

Flow Rate Converter and Call forwarding plus are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Flow Rate Converter or Call forwarding plus have ads?

Neither Flow Rate Converter nor Call forwarding plus shows ads.

### Which is updated more often, Flow Rate Converter or Call forwarding plus?

Flow Rate Converter ships an update every 7 months, and Call forwarding plus fortnightly. Most recently, Flow Rate Converter was updated on September 15, 2026 and Call forwarding plus on September 24, 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.*