# Adding Machine 10Key iPhone vs Texas Wells Pro

The clearest difference is review sentiment: Adding Machine 10Key iPhone at 95% against Texas Wells Pro's 0%. Adding Machine 10Key iPhone also leads on rating (4.6 vs 3.0) and update cadence (every 5 weeks vs every 29 months). Texas Wells Pro's advantage is price (Free vs $2.99). On ads, in-app purchases, monetization model and device support there is nothing between them.

Texas Wells Pro is free to download; Adding Machine 10Key iPhone costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Adding Machine 10Key iPhone holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: Adding Machine 10Key iPhone has 131 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 95% of Adding Machine 10Key iPhone's written reviews are positive against 0% of Texas Wells Pro's.

Adding Machine 10Key iPhone ships an update every 5 weeks, Texas Wells Pro every 29 months. The most recent releases landed on October 14, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Adding Machine 10Key iPhone | Texas Wells Pro |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.6 (131 ratings)](https://appshunter.io/ios/app/adding-machine-10key-iphone/id392883834/reviews)** | [3.0 (4 ratings)](https://appshunter.io/ios/app/texas-wells-pro/id1447055039/reviews) |
| Number of ratings | **131** | 4 |
| Positive reviews | **95.2% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 29 months |
| Monetization | Free | Free |
| Best chart rank | **#125** | — |
| Size | 10 MB | 2 MB |
| Requires iOS | **12.4** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Richard Silverman](https://appshunter.io/developer/297096643) | [homedatasheet.com, Inc.](https://appshunter.io/developer/307726715) |

## What reviewers say

### Adding Machine 10Key iPhone

[App page](https://appshunter.io/ios/app/adding-machine-10key-iphone/id392883834)

**Currently charting:** #125 Top Paid · Finance (US App Store)

This app emulates a traditional 10-key adding machine, offering reversed operator entry and percentage calculation. Users can edit and save paper tapes, export them to various services, and customize keypad sounds. It's designed for accurate and efficient numerical input.

**Highlights:** True 10-key adding machine emulation, Reversed operator entry, Percentage calculation, Editable paper tape history, Save and retrieve paper tape files, Export paper tape to iBooks, Dropbox, or printing utilities

**In-app purchases:** none

**What reviewers like**

- 👍 Works like a real adding machine
- 👍 Tape feature is excellent
- 👍 Easy to use and user-friendly
- 👍 Good for complex calculations
- 👍 Allows editing of numbers

**What reviewers complain about**

- 🐛 Watermarks premium exports
- 🐛 Haphazardly laid out controls
- 🐛 Touchy sound toggle in free version
- 🐛 Keypad glitch on re-opening
- 🐛 Nagging review requests

**Reported bugs**

- Watermarks premium PDF exports
- Haphazardly laid out controls
- Touchy sound toggle in free version
- Keypad glitch on re-opening
- Nagging review requests (Don't ask again button not working)

**Requested features**

- Eliminate tape for bigger total screen
- Add square root feature
- Bring back custom keypad feature on iPhone version
- Allow more than 350 lines
- Allow more notations on tape


### Texas Wells Pro

[App page](https://appshunter.io/ios/app/texas-wells-pro/id1447055039)

Access up-to-date Texas oil and gas drilling permit data in a mobile-friendly format. Features include rough mapping for unassigned locations and operator contact information.

**Highlights:** Pending permit data for Texas oil and gas drilling, Rough mapping for unassigned locations, Operator contact information, Land survey data, Total well depth and RRC district, Links to Railroad Commission web pages

**In-app purchases:** none


## Frequently asked questions

### Is Adding Machine 10Key iPhone free?

Adding Machine 10Key iPhone costs $2.99, with no in-app purchases.

### Is Texas Wells Pro free?

Texas Wells Pro is free to download, with no in-app purchases.

### Which has better reviews, Adding Machine 10Key iPhone or Texas Wells Pro?

Adding Machine 10Key iPhone is rated higher. Adding Machine 10Key iPhone averages 4.6 out of 5 from 131 ratings, while Texas Wells Pro averages 3.0 from 4 ratings.

### Do Adding Machine 10Key iPhone or Texas Wells Pro have ads?

Neither Adding Machine 10Key iPhone nor Texas Wells Pro shows ads.

### Which is updated more often, Adding Machine 10Key iPhone or Texas Wells Pro?

Adding Machine 10Key iPhone ships an update every 5 weeks, and Texas Wells Pro every 29 months. Most recently, Adding Machine 10Key iPhone was updated on October 14, 2026 and Texas Wells Pro on October 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.*