# Acute Calculator vs Rental Tracker

The clearest difference is price: Acute Calculator at Free against Rental Tracker's $3.99. Acute Calculator also leads on iOS requirement (16.0 vs 18.2). Rental Tracker's advantage is in-app purchases (none vs 3). On ads and device support there is nothing between them.

Acute Calculator is free to download; Rental Tracker costs $3.99 up front. Acute Calculator sells 3 one-off in-app purchases. Rental Tracker asks for nothing beyond the download.

## The numbers

| Metric | Acute Calculator | Rental Tracker |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[4.9 (117 ratings)](https://appshunter.io/ios/app/acute-calculator/id6476837563/reviews)** | — |
| Number of ratings | **117** | — |
| Positive reviews | 94.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 1 MB |
| Requires iOS | **16.0** | 18.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Find App, Inc.](https://appshunter.io/developer/1666757711) | [Moonshot Apps UG (haftungsbeschränkt)](https://appshunter.io/developer/1799034293) |

## What reviewers say

### Acute Calculator

[App page](https://appshunter.io/ios/app/acute-calculator/id6476837563)

This advanced graphing calculator offers a visual editor and supports over 30 functions. It includes features like a history tape, variable storage, and an intuitive palette system for complex calculations.

**Highlights:** Visual editor, 30+ functions supported, History tape, Store variables, Intuitive palette system

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Acute Plus Limited-Time Offer | $3.49 | one-time |
| Acute Plus (For Students) | $4.99 | one-time |
| Acute Plus (One Time) | $6.99 | one-time |

**What reviewers like**

- ✨ Beautiful and artistic design
- 🚀 Advanced functionality beyond default
- 👍 Smooth animations and transitions
- 💡 Intuitive and user-friendly interface
- ✅ Replaces default calculator effectively

**What reviewers complain about**

- 🐛 Animation lag in history
- 🤔 Graph lacks numbers/functional purpose
- 💸 Calculus functions require payment
- ❓ Discount button crashes app
- 🐞 UI bugs and animations

**Reported bugs**

- Animation and UI bugs
- Discount button crashes app
- Animation lags and skips when sliding down history
- Calculations are incorrect
- Does not follow correct order of operations

**Requested features**

- Make app icon simpler/restrained
- Add units to graph
- Allow press and hold on graph lines for values
- Support Korean language
- Display commas while entering numbers


### Rental Tracker

[App page](https://appshunter.io/ios/app/rental-tracker/id6742571479)

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

**In-app purchases:** none


## Frequently asked questions

### Is Acute Calculator free?

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

### Is Rental Tracker free?

Rental Tracker costs $3.99, with no in-app purchases.

### Do Acute Calculator or Rental Tracker have ads?

Neither Acute Calculator nor Rental Tracker shows ads.

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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.*