# Functions and integrals vs FlightPlan!

The clearest difference is in-app purchases: FlightPlan! at none against Functions and integrals's 2. FlightPlan! also leads on review sentiment (20% vs 0%). Functions and integrals's advantage is iOS requirement (9.0 vs 12.2). On price, ads and device support there is nothing between them.

Both are free to download. Functions and integrals sells 2 one-off in-app purchases. FlightPlan! asks for nothing beyond the download.

## The numbers

| Metric | Functions and integrals | FlightPlan! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (4 ratings)](https://appshunter.io/ios/app/flightplan/id1466581760/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | 0.0% of reviews | **20.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 28 MB | 7 MB |
| Requires iOS | **9.0** | 12.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Maxime Haeyaert](https://appshunter.io/developer/1274130669) | [Reefwing Software](https://appshunter.io/developer/356051743) |

## What reviewers say

### Functions and integrals

[App page](https://appshunter.io/ios/app/functions-and-integrals/id1331081431)

This app quickly resolves integrals using a powerful algorithm. It calculates integrals of functions and composite functions, providing detailed steps for easy exercise solving and calculation checking. Simply input your function and let the app handle the rest.

**Highlights:** Integral calculation, Composite function integration, Detailed calculation steps, Quick problem solving, Easy function input

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Advertising | $0.99 | one-time |
| Details and Formulas | $1.99 | one-time |


### FlightPlan!

[App page](https://appshunter.io/ios/app/flightplan/id1466581760)

Visually program and execute flight paths for your Tello drone. Control the drone manually or upload pre-designed flight plans. Monitor real-time telemetry data on a digital cockpit display.

**Highlights:** Visual flight plan programming, Upload flight plans to drone, Manual drone control, Real-time telemetry display, Glass cockpit interface, WiFi connection management

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Functions and integrals free?

Functions and integrals is free to download, with in-app purchases available.

### Is FlightPlan! free?

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

### Do Functions and integrals or FlightPlan! have ads?

Neither Functions and integrals nor FlightPlan! shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*