# IP Keypad Pro vs InductorCalc

The clearest difference is update cadence: IP Keypad Pro at every 2 months against InductorCalc's every 23 months. InductorCalc's advantage is review sentiment (100% vs 75%) and device support (3 vs 1). On ads, in-app purchases and monetization model there is nothing between them.

IP Keypad Pro costs $1.99 and InductorCalc $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

IP Keypad Pro ships an update every 2 months, InductorCalc every 23 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | IP Keypad Pro | InductorCalc |
| --- | --- | --- |
| Price | $1.99 | **$0.99** |
| Rating | **[4.7 (31 ratings)](https://appshunter.io/ios/app/ip-keypad-pro-subnet-calc/id503779744/reviews)** | — |
| Number of ratings | **31** | — |
| Positive reviews | 75.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 23 months |
| Monetization | Paid | Paid |
| Size | 1 MB | 17 MB |
| Requires iOS | 26.0 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Takahiro Furuya](https://appshunter.io/developer/503779747) | [oskari saarinen](https://appshunter.io/developer/1234576917) |

## What reviewers say

### IP Keypad Pro

[App page](https://appshunter.io/ios/app/ip-keypad-pro-subnet-calc/id503779744)

This application simplifies network calculations with a dedicated keypad and intuitive pickers for subnet masks and prefix lengths. It calculates essential network addresses and offers features like clipboard copying and binary digit viewing for enhanced usability.

**Highlights:** Dedicated keypad for input, Subnet mask and prefix length pickers, Network, host, and broadcast address calculation, Copy to clipboard functionality, Binary digit view, Input history

**In-app purchases:** none


### InductorCalc

[App page](https://appshunter.io/ios/app/inductorcalc/id1409402075)

Calculate essential parameters for custom inductors and coils. Input dimensions like turns, length, and diameter to instantly get inductance, Q-factor, wire length, and DC resistance. Ideal for electronics enthusiasts and students designing custom components.

**Highlights:** Calculate inductance (L), Calculate Q-factor at operating frequency, Calculate total wire length, Calculate DC resistance, Supports multiple SI units

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IP Keypad Pro free?

IP Keypad Pro costs $1.99, with no in-app purchases.

### Is InductorCalc free?

InductorCalc costs $0.99, with no in-app purchases.

### Do IP Keypad Pro or InductorCalc have ads?

Neither IP Keypad Pro nor InductorCalc shows ads.

### Which is updated more often, IP Keypad Pro or InductorCalc?

IP Keypad Pro ships an update every 2 months, and InductorCalc every 23 months. Most recently, IP Keypad Pro was updated on November 1, 2026 and InductorCalc on November 2, 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.*