# Dev Calc vs WiFi File Transfer & FTP

The clearest difference is price: Dev Calc at Free against WiFi File Transfer & FTP's $6.99. Dev Calc also leads on update cadence (every 2 months vs every 6 months) and iOS requirement (13.0 vs 15.6). WiFi File Transfer & FTP's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

Dev Calc is free to download; WiFi File Transfer & FTP costs $6.99 up front. Dev Calc sells 1 in-app purchase, starting at $1.99 per month. WiFi File Transfer & FTP asks for nothing beyond the download.

Dev Calc ships an update every 2 months, WiFi File Transfer & FTP every 6 months. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Dev Calc | WiFi File Transfer & FTP |
| --- | --- | --- |
| Price | **Free** | $6.99 |
| Rating | **[2.0 (2 ratings)](https://appshunter.io/ios/app/dev-calc-developer-calculator/id1576503219/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | Free with in-app purchases | — |
| Size | 51 MB | 30 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Toshiya Hondo](https://appshunter.io/developer/1571875732) | [TECHPRD PTY LTD](https://appshunter.io/developer/1793896138) |

## What reviewers say

### Dev Calc

[App page](https://appshunter.io/ios/app/dev-calc-developer-calculator/id1576503219)

This app assists developers and programmers with immediate numeric conversions between binary, octal, decimal, and hexadecimal formats. It also provides tools for generating color codes from RGB, HSL, and HSV values, with a color picker and preset options.

**Highlights:** Numeric conversion (Bin, Oct, Dec, Hex), Signed/Unsigned options, Adjustable bit sizes (8, 16, 32, 64), RGB, HSL, HSV color code generation, Color picker, Preset color options

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads (Monthly) | $1.99 | per month |


### WiFi File Transfer & FTP

[App page](https://appshunter.io/ios/app/wifi-file-transfer-and-ftp/id6741355944)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dev Calc free?

Dev Calc is free to download, with in-app purchases available.

### Is WiFi File Transfer & FTP free?

WiFi File Transfer & FTP costs $6.99, with no in-app purchases.

### Do Dev Calc or WiFi File Transfer & FTP have ads?

Dev Calc shows ads; WiFi File Transfer & FTP does not.

### Which is updated more often, Dev Calc or WiFi File Transfer & FTP?

Dev Calc ships an update every 2 months, and WiFi File Transfer & FTP every 6 months. Most recently, Dev Calc was updated on October 7, 2026 and WiFi File Transfer & FTP on October 11, 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.*