# Binary Converter Calculator+ vs Solar Controller

The clearest difference is price: Solar Controller at Free against Binary Converter Calculator+'s $0.99. Binary Converter Calculator+'s advantage is update cadence (every 3 months vs every 9 months) and chart position (#194 vs unranked). On ads, in-app purchases and device support there is nothing between them.

Solar Controller is free to download; Binary Converter Calculator+ costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Binary Converter Calculator+ ships an update every 3 months, Solar Controller every 9 months. The most recent releases landed on September 9, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Binary Converter Calculator+ | Solar Controller |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/binary-converter-calculator-plus/id1482036816/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 9 months |
| Monetization | Paid | — |
| Best chart rank | **#194** | — |
| Size | 27 MB | 23 MB |
| Requires iOS | **10.3** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Michael Horowitz](https://appshunter.io/developer/1750335184) | [TBB Power Co., Ltd](https://appshunter.io/developer/1089239531) |

## What reviewers say

### Binary Converter Calculator+

[App page](https://appshunter.io/ios/app/binary-converter-calculator-plus/id1482036816)

**Currently charting:** #194 Top Paid · Utilities (US App Store)

Easily convert text, binary, hexadecimal, and integer values. This app offers a minimalistic design and is great for encoding messages or learning about different number systems.

**Highlights:** Text to binary conversion, Binary to hexadecimal conversion, Hexadecimal to integer conversion, Number to text conversion, Minimalistic design, Message encoding

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

**In-app purchases:** none


### Solar Controller

[App page](https://appshunter.io/ios/app/solar-controller/id1665008052)

**In-app purchases:** none


## Frequently asked questions

### Is Binary Converter Calculator+ free?

Binary Converter Calculator+ costs $0.99, with no in-app purchases.

### Is Solar Controller free?

Solar Controller is free to download, with no in-app purchases.

### Do Binary Converter Calculator+ or Solar Controller have ads?

Neither Binary Converter Calculator+ nor Solar Controller shows ads.

### Which is updated more often, Binary Converter Calculator+ or Solar Controller?

Binary Converter Calculator+ ships an update every 3 months, and Solar Controller every 9 months. Most recently, Binary Converter Calculator+ was updated on September 9, 2026 and Solar Controller on September 25, 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.*