# Touch RPN calc vs Conectsind

The clearest difference is in-app purchases: Conectsind at none against Touch RPN calc's 10. Conectsind also leads on ads (none vs shown). Touch RPN calc's advantage is update cadence (every 2 months vs every 23 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Touch RPN calc sells 10 one-off in-app purchases. Conectsind asks for nothing beyond the download.

Touch RPN calc ships an update every 2 months, Conectsind every 23 months. The most recent releases landed on October 21, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Touch RPN calc | Conectsind |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (210 ratings)](https://appshunter.io/ios/app/touch-rpn-calc/id946171077/reviews)** | — |
| Number of ratings | **210** | — |
| Positive reviews | 48.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 23 months |
| Monetization | Free with in-app purchases | — |
| Size | 30 MB | 53 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Elvis Pfutzenreuter](https://appshunter.io/developer/463497848) | [Rodrigo Mendonca](https://appshunter.io/developer/1195103146) |

## What reviewers say

### Touch RPN calc

[App page](https://appshunter.io/ios/app/touch-rpn-calc/id946171077)

This app offers a powerful RPN calculator with financial and scientific functions, mimicking popular industry-standard models. It includes programming capabilities and expandable flavors for diverse calculation needs.

**Highlights:** RPN financial calculator, RPN scientific calculator, Programming functions, HP-12C emulation, HP-11C emulation, Expandable calculator flavors

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Touch 11i app transfer | Free | one-time |
| Touch Fin app transfer | Free | one-time |
| Touch 15i app transfer | Free | one-time |
| Scientific Basic | $2.99 | one-time |
| Scientific Premium | $3.99 | one-time |
| Computer programmer | $3.99 | one-time |
| Scientific Advanced | $4.99 | one-time |
| Financial Black-Scholes | $4.99 | one-time |
| Financial Premium | $6.99 | one-time |
| Financial Advanced | $6.99 | one-time |

**What reviewers like**

- 🚀 Excellent HP calculator emulation
- 👍 Looks and works like the real thing
- 👍 Portrait and landscape modes
- 👍 Paid version is ad-free
- 👍 Great RPN calculator

**What reviewers complain about**

- 🐛 Ads in free version
- 🐛 Ads appearing in paid version
- 🐛 Incorrect calculations
- 🐛 Landscape mode issues
- 🐛 Inability to clear memory

**Reported bugs**

- Stopped working after iOS upgrade
- Landscape mode not functioning properly
- Ads appearing in paid version

**Requested features**

- Paste feature
- Option to switch between RPN and algebraic modes
- Ability to see stack contents instead of ads in paid version


### Conectsind

[App page](https://appshunter.io/ios/app/conectsind/id1516483491)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Touch RPN calc free?

Touch RPN calc is free to download, with in-app purchases available.

### Is Conectsind free?

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

### Do Touch RPN calc or Conectsind have ads?

Touch RPN calc shows ads; Conectsind does not.

### Which is updated more often, Touch RPN calc or Conectsind?

Touch RPN calc ships an update every 2 months, and Conectsind every 23 months. Most recently, Touch RPN calc was updated on October 21, 2026 and Conectsind on October 16, 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.*