# Exponential Growth Calculator vs Function Quiz

The clearest difference is in-app purchases: Function Quiz at none against Exponential Growth Calculator's 8. Function Quiz also leads on update cadence (daily vs fortnightly) and iOS requirement (12.0 vs 15.0). Exponential Growth Calculator's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Exponential Growth Calculator sells 8 one-off in-app purchases. Function Quiz asks for nothing beyond the download.

Exponential Growth Calculator ships an update fortnightly, Function Quiz daily. The most recent releases landed on October 2, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Exponential Growth Calculator | Function Quiz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/exponential-growth-calculator/id1662901079/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 180 MB | 36 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) | [Natsuhiro Suzuki](https://appshunter.io/developer/1847216656) |

## What reviewers say

### Exponential Growth Calculator

[App page](https://appshunter.io/ios/app/exponential-growth-calculator/id1662901079)

Instantly solve math problems and prepare for exams with step-by-step solutions. Visualize your function's development graphically by entering initial values, growth rates, or time. Access curated learning videos and manage your solutions.

**Highlights:** Instant step-by-step solutions, Graphical function development, Curated learning videos, Input feedback, Solution management, Anonymized data collection

**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 |


### Function Quiz

[App page](https://appshunter.io/ios/app/function-quiz/id6754361379)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Exponential Growth Calculator free?

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

### Is Function Quiz free?

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

### Do Exponential Growth Calculator or Function Quiz have ads?

Function Quiz shows ads; Exponential Growth Calculator does not.

### Which is updated more often, Exponential Growth Calculator or Function Quiz?

Exponential Growth Calculator ships an update fortnightly, and Function Quiz daily. Most recently, Exponential Growth Calculator was updated on October 2, 2026 and Function Quiz on September 28, 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.*