# Resistor Tools Pro vs Hush Secret Text

The clearest difference is update cadence: Hush Secret Text at fortnightly against Resistor Tools Pro's every 2 months. Resistor Tools Pro's advantage is price ($0.99 vs $2.99) and iOS requirement (12.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

Resistor Tools Pro costs $0.99 and Hush Secret Text $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Resistor Tools Pro ships an update every 2 months, Hush Secret Text fortnightly. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Resistor Tools Pro | Hush Secret Text |
| --- | --- | --- |
| Price | **$0.99** | $2.99 |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/resistor-tools-pro/id825620924/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Paid | — |
| Size | 4 MB | 2 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Siu Yuen Ho](https://appshunter.io/developer/814088527) | [Robert Corbin](https://appshunter.io/developer/1890247992) |

## What reviewers say

### Resistor Tools Pro

[App page](https://appshunter.io/ios/app/resistor-tools-pro/id825620924)

This utility app offers a suite of tools for calculating and finding resistor combinations. It's designed for electronics enthusiasts and professionals needing to determine series, parallel, and voltage divider configurations. Save and share your calculations easily.

**Highlights:** Calculate series/parallel resistance, Find resistor combinations for desired resistance, Voltage divider ratio and value calculation, Inverting amplifier gain calculation, Save combinations to CSV, Share via AirDrop, Upload CSV to iCloud Drive

**In-app purchases:** none


### Hush Secret Text

[App page](https://appshunter.io/ios/app/hush-secret-text-encryption/id6761658175)

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

**In-app purchases:** none


## Frequently asked questions

### Is Resistor Tools Pro free?

Resistor Tools Pro costs $0.99, with no in-app purchases.

### Is Hush Secret Text free?

Hush Secret Text costs $2.99, with no in-app purchases.

### Do Resistor Tools Pro or Hush Secret Text have ads?

Neither Resistor Tools Pro nor Hush Secret Text shows ads.

### Which is updated more often, Resistor Tools Pro or Hush Secret Text?

Resistor Tools Pro ships an update every 2 months, and Hush Secret Text fortnightly. Most recently, Resistor Tools Pro was updated on October 10, 2026 and Hush Secret Text on October 7, 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.*