# Functions and integrals vs Exponential & Log Calculator

The clearest difference is update cadence: Functions and integrals at every 5 days against Exponential & Log Calculator's every 3 weeks. Functions and integrals also leads on iOS requirement (9.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Functions and integrals sells 2 one-off in-app purchases and Exponential & Log Calculator sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Functions and integrals ships an update every 5 days, Exponential & Log Calculator every 3 weeks. The most recent releases landed on September 28, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Functions and integrals | Exponential & Log Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 28 MB | 183 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Maxime Haeyaert](https://appshunter.io/developer/1274130669) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## 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 |


### Exponential & Log Calculator

[App page](https://appshunter.io/ios/app/exponential-and-log-calculator/id1662899878)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| +30 User Tokens | $0.29 | one-time |
| +1 Convenience Token / 6h, max. +2 | $0.59 | one-time |
| +2 Convenience Tokens / 6h, max. +4 | $0.99 | one-time |
| +150 User Tokens | $0.99 | one-time |
| +300 User Tokens | $1.49 | one-time |
| +4 Convenience Tokens / 6h, max. +8 | $1.59 | one-time |
| Remove Ads | $1.99 | one-time |
| Lifetime Access | $1.99 | one-time |


## Frequently asked questions

### Is Functions and integrals free?

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

### Is Exponential & Log Calculator free?

Exponential & Log Calculator is free to download, with in-app purchases available.

### Do Functions and integrals or Exponential & Log Calculator have ads?

Neither Functions and integrals nor Exponential & Log Calculator shows ads.

### Which is updated more often, Functions and integrals or Exponential & Log Calculator?

Functions and integrals ships an update every 5 days, and Exponential & Log Calculator every 3 weeks. Most recently, Functions and integrals was updated on September 28, 2026 and Exponential & Log Calculator on October 17, 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.*