# Adding Machine 10Key iPhone vs Subpilot

The clearest difference is price: Subpilot at Free against Adding Machine 10Key iPhone's $2.99. Subpilot also leads on update cadence (every 4 days vs every 5 weeks) and ratings volume (5K vs 131). Adding Machine 10Key iPhone's advantage is in-app purchases (none vs 11) and review sentiment (95% vs 81%). On rating, ads and device support there is nothing between them.

Subpilot is free to download; Adding Machine 10Key iPhone costs $2.99 up front. Subpilot sells 11 in-app purchases, starting at $9.99 per 7 days. Adding Machine 10Key iPhone asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for Adding Machine 10Key iPhone against 4.5 for Subpilot. That said, the two scores are not equally well evidenced: Subpilot has 5K ratings behind it against 131, so its average is the more settled of the two. Written reviews are what separate them: 95% of Adding Machine 10Key iPhone's written reviews are positive against 81% of Subpilot's.

Adding Machine 10Key iPhone ships an update every 5 weeks, Subpilot every 4 days. The most recent releases landed on October 14, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Adding Machine 10Key iPhone | Subpilot |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.6 (131 ratings)](https://appshunter.io/ios/app/adding-machine-10key-iphone/id392883834/reviews)** | [4.5 (5K ratings)](https://appshunter.io/ios/app/subpilot-cancel-subscription/id6751181747/reviews) |
| Number of ratings | 131 | **5K** |
| Positive reviews | **95.2% of reviews** | 80.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 4 days** |
| Monetization | **Free** | Subscription |
| Best chart rank | #118 | **#25** |
| Size | 10 MB | 102 MB |
| Requires iOS | **12.4** | 16.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Richard Silverman](https://appshunter.io/developer/297096643) | [Subpilot](https://appshunter.io/developer/6789591190) |

## What reviewers say

### Adding Machine 10Key iPhone

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

**Currently charting:** #118 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


### Subpilot

[App page](https://appshunter.io/ios/app/subpilot-cancel-subscription/id6751181747)

**Currently charting:** #25 Top Grossing · Finance (US App Store)

This app helps you manage and cancel unwanted recurring payments. It tracks all your subscriptions in one place, provides cancellation guides for popular services, and offers insights into your spending habits to save you money.

**Highlights:** Track unlimited subscriptions, Monitor monthly and yearly spending, Get subscription spending insights, Step-by-step cancellation guides, Organize recurring payments

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subpilot Premium | $9.99 | per 7 days |
| Subpilot Premium | $19.99 | per month |
| Subpilot Premium | $24.99 | per month |
| Subpilot Premium | $99.99 | per year |
| 1 Auto Cancellation | $4.99 | one-time |
| 5 Auto Cancellations | $17.99 | one-time |
| Free Trial Detector | $39.99 | one-time |
| Free Trial Detector | $49.99 | one-time |
| Concierge Pro | $49.99 | one-time |
| Concierge Pro | $59.99 | one-time |
| Free Trial Detector | $69.99 | one-time |


## Frequently asked questions

### Is Adding Machine 10Key iPhone free?

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

### Is Subpilot free?

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

### Which has better reviews, Adding Machine 10Key iPhone or Subpilot?

Adding Machine 10Key iPhone is rated higher. Adding Machine 10Key iPhone averages 4.6 out of 5 from 131 ratings, while Subpilot averages 4.5 from 5K ratings.

### Do Adding Machine 10Key iPhone or Subpilot have ads?

Neither Adding Machine 10Key iPhone nor Subpilot shows ads.

### Which is updated more often, Adding Machine 10Key iPhone or Subpilot?

Adding Machine 10Key iPhone ships an update every 5 weeks, and Subpilot every 4 days. Most recently, Adding Machine 10Key iPhone was updated on October 14, 2026 and Subpilot on October 13, 2026.

### Which is more popular, Adding Machine 10Key iPhone or Subpilot?

Adding Machine 10Key iPhone currently peaks at #118 in the App Store charts, and Subpilot at #25. Chart position reflects recent download velocity rather than total install base.

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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.*