# Basic Calculator+ vs Bluetooth LE Thermometer

The clearest difference is in-app purchases: Basic Calculator+ at none against Bluetooth LE Thermometer's 2. Basic Calculator+ also leads on ratings volume (243K vs 1) and update cadence (every 4 months vs every 10 months). Bluetooth LE Thermometer's advantage is ads (none vs shown) and review sentiment (100% vs 87%). On price, rating and iOS requirement there is nothing between them.

Both are free to download. Bluetooth LE Thermometer sells 2 one-off in-app purchases. Basic Calculator+ asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Basic Calculator+ against 5.0 for Bluetooth LE Thermometer. That said, the two scores are not equally well evidenced: Basic Calculator+ has 243K ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 87% of Basic Calculator+'s written reviews are positive against 100% of Bluetooth LE Thermometer's.

Basic Calculator+ ships an update every 4 months, Bluetooth LE Thermometer every 10 months. The most recent releases landed on October 3, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Basic Calculator+ | Bluetooth LE Thermometer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (243K ratings)](https://appshunter.io/ios/app/basic-calculator-plus/id539356791/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bluetooth-le-thermometer/id1484763508/reviews)** |
| Number of ratings | **243K** | 1 |
| Positive reviews | 87.5% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 months** | Every 10 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 44 MB | 66 MB |
| Requires iOS | **10.0** | 11.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Best Free Apps](https://appshunter.io/developer/539356794) | [Dawid Fouche](https://appshunter.io/developer/1484763507) |

## What reviewers say

### Basic Calculator+

[App page](https://appshunter.io/ios/app/basic-calculator-plus/id539356791)

Perform essential arithmetic operations with a straightforward calculator app. Its large buttons and clear display ensure ease of use, supporting both portrait and landscape orientations.

**Highlights:** Basic four functions, Clear display, Large buttons, Portrait and landscape modes, iPad compatible

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 👍 Large, clear buttons
- 👍 Straightforward, basic functionality
- 👍 No ads or in-app purchases
- 👍 Works well on iPad

**What reviewers complain about**

- 🐛 Inconsistent click volume
- 🐛 Ads can be intrusive or disruptive
- 🐛 Missing backspace/delete function

**Reported bugs**

- Incorrect calculation results
- Ads covering the screen

**Requested features**

- Add fraction button
- Implement order of operations
- Include memory function


### Bluetooth LE Thermometer

[App page](https://appshunter.io/ios/app/bluetooth-le-thermometer/id1484763508)

This utility app connects to compatible Bluetooth low energy thermometer hardware. It displays real-time temperature readings and offers both a thermometer view and a graph view for data visualization. Ideal for DIY projects and custom temperature monitoring setups.

**Highlights:** Bluetooth LE connectivity, Real-time temperature updates, Thermometer view, Graph view, Supports AT-09 and similar BLE devices, DIY project friendly

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad Removal | $0.99 | one-time |
| Coffee for the Developers | $1.99 | one-time |


## Frequently asked questions

### Is Basic Calculator+ free?

Basic Calculator+ is free to download, with no in-app purchases.

### Is Bluetooth LE Thermometer free?

Bluetooth LE Thermometer is free to download, with in-app purchases available.

### Which has better reviews, Basic Calculator+ or Bluetooth LE Thermometer?

Bluetooth LE Thermometer is rated higher. Basic Calculator+ averages 4.9 out of 5 from 243K ratings, while Bluetooth LE Thermometer averages 5.0 from 1 ratings.

### Do Basic Calculator+ or Bluetooth LE Thermometer have ads?

Basic Calculator+ shows ads; Bluetooth LE Thermometer does not.

### Which is updated more often, Basic Calculator+ or Bluetooth LE Thermometer?

Basic Calculator+ ships an update every 4 months, and Bluetooth LE Thermometer every 10 months. Most recently, Basic Calculator+ was updated on October 3, 2026 and Bluetooth LE Thermometer on September 22, 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.*