# FlowMath vs hyFee NC

The clearest difference is in-app purchases: FlowMath at none against hyFee NC's 3. FlowMath also leads on price ($0.99 vs $4.99) and iOS requirement (12.0 vs 16.1). hyFee NC's advantage is update cadence (fortnightly vs every 9 months). On review sentiment, ads, monetization model and device support there is nothing between them.

FlowMath costs $0.99 and hyFee NC $4.99 up front. hyFee NC sells 3 in-app purchases, starting at $0.49 per month. FlowMath asks for nothing beyond the download.

FlowMath ships an update every 9 months, hyFee NC fortnightly. The most recent releases landed on August 15, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | FlowMath | hyFee NC |
| --- | --- | --- |
| Price | **$0.99** | $4.99 |
| Rating | **[3.1 (9 ratings)](https://appshunter.io/ios/app/flowmath/id294549225/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 50.0% of reviews | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Fortnightly** |
| Monetization | Paid | Paid |
| Size | 4 MB | 80 MB |
| Requires iOS | **12.0** | 16.1 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [PalaSoftware Inc.](https://appshunter.io/developer/282914457) | [Christian Mayr](https://appshunter.io/developer/1477487057) |

## What reviewers say

### FlowMath

[App page](https://appshunter.io/ios/app/flowmath/id294549225)

This app challenges users to create mathematical equations that equal a given answer. It offers customizable quizzes with various operations, number ranges, and problem counts. A timer adds a competitive element for improving speed or challenging others.

**Highlights:** Create equations from a given answer, Select operation types (add, subtract, multiply, divide), Customize number ranges, Choose quiz length (10, 20, or 30 problems), Timed challenges for speed improvement, Randomized problem generation

**Features:** macOS Compatibility

**In-app purchases:** none


### hyFee NC

[App page](https://appshunter.io/ios/app/hyfee-nc/id1563220181)

Easily record and share feedback with students using audio, images, videos, or PDFs. Upload directly to your own cloud storage for secure and cost-effective feedback management. Generate QR codes for quick student access.

**Highlights:** Record audio, image, or video feedback, Upload PDF files, Combine multiple feedback types, Upload feedback to personal cloud storage, Generate and print QR codes, Share feedback via text link

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro - One Month | $0.49 | per month |
| Pro - full year | $3.49 | per year |
| hyFee Drive Pro Lifetime | $7.99 | one-time |


## Frequently asked questions

### Is FlowMath free?

FlowMath costs $0.99, with no in-app purchases.

### Is hyFee NC free?

hyFee NC costs $4.99, and also offers in-app purchases.

### Do FlowMath or hyFee NC have ads?

Neither FlowMath nor hyFee NC shows ads.

### Which is updated more often, FlowMath or hyFee NC?

FlowMath ships an update every 9 months, and hyFee NC fortnightly. Most recently, FlowMath was updated on August 15, 2026 and hyFee NC on October 1, 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.*