# Adding Machine 10Key iPhone vs The Checkbook

The clearest difference is in-app purchases: Adding Machine 10Key iPhone at none against The Checkbook's 2. Adding Machine 10Key iPhone also leads on review sentiment (95% vs 76%) and price ($2.99 vs $4.99). The Checkbook's advantage is rating (4.8 vs 4.6) and update cadence (fortnightly vs every 5 weeks). On ads, monetization model and device support there is nothing between them.

Adding Machine 10Key iPhone costs $2.99 and The Checkbook $4.99 up front. The Checkbook sells 2 in-app purchases, starting at $1.99 per month. Adding Machine 10Key iPhone asks for nothing beyond the download.

The Checkbook holds the better App Store score, 4.8 against 4.6. That said, the two scores are not equally well evidenced: The Checkbook has 970 ratings behind it against 130, so its average is the more settled of the two. Written reviews complicate that: 95% of Adding Machine 10Key iPhone's written reviews are positive against 76% of The Checkbook's, so the app with the better star average is not the one people write more warmly about.

Adding Machine 10Key iPhone ships an update every 5 weeks, The Checkbook fortnightly. The most recent releases landed on September 26, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Adding Machine 10Key iPhone | The Checkbook |
| --- | --- | --- |
| Price | **$2.99** | $4.99 |
| Rating | [4.6 (130 ratings)](https://appshunter.io/ios/app/adding-machine-10key-iphone/id392883834/reviews) | **[4.8 (970 ratings)](https://appshunter.io/ios/app/the-checkbook/id6468368811/reviews)** |
| Number of ratings | 130 | **970** |
| Positive reviews | **95.2% of reviews** | 75.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | Free | Free |
| Best chart rank | #60 | **#6** |
| Size | 10 MB | 61 MB |
| Requires iOS | **12.4** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Richard Silverman](https://appshunter.io/developer/297096643) | [Four One Four 213, LLC](https://appshunter.io/developer/1709830108) |

## What reviewers say

### Adding Machine 10Key iPhone

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

**Currently charting:** #60 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


### The Checkbook

[App page](https://appshunter.io/ios/app/the-checkbook/id6468368811)

**Currently charting:** #6 Top Paid · Finance (US App Store)

Manage your finances on the go with this transaction tracker. Easily record income and expenses, schedule upcoming bills, and reconcile with your bank statements for accurate balance tracking. Offers multiple accounts, customizable themes, and secure access.

**Highlights:** Real-time transaction tracking, Upcoming bill and deposit scheduling, Bank account reconciliation, Multiple account management, Customizable color themes, Transaction search and filtering, Recurring transaction setup

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Shared Storage - Monthly | $1.99 | per month |
| Shared Storage - Annual | $19.99 | per year |

**What reviewers like**

- 💻 Easy to use
- 🔍 Helps track finances
- 📱 Convenient mobile app
- 🧮 Simple check register
- 🔒 Secure with Face ID

**What reviewers complain about**

- 🔢 Limited account name length
- 🔍 Difficult to view past transactions
- 🔢 No custom currency options
- 🐛 Data loss issues
- 🚫 No iPad-optimized layout

**Reported bugs**

- Data loss and sync issues
- Incorrect transaction display
- Recurring transactions not working as expected

**Requested features**

- 📊 Spending reports and analytics
- 🔁 More recurring transaction options
- 🖨️ Check printing capability
- 🔀 Ability to split transactions
- 🔄 Easier transaction editing/deletion


## Frequently asked questions

### Is Adding Machine 10Key iPhone free?

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

### Is The Checkbook free?

The Checkbook costs $4.99, and also offers in-app purchases.

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

The Checkbook is rated higher. Adding Machine 10Key iPhone averages 4.6 out of 5 from 130 ratings, while The Checkbook averages 4.8 from 970 ratings.

### Do Adding Machine 10Key iPhone or The Checkbook have ads?

Neither Adding Machine 10Key iPhone nor The Checkbook shows ads.

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

Adding Machine 10Key iPhone ships an update every 5 weeks, and The Checkbook fortnightly. Most recently, Adding Machine 10Key iPhone was updated on September 26, 2026 and The Checkbook on September 24, 2026.

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

Adding Machine 10Key iPhone currently peaks at #60 in the App Store charts, and The Checkbook at #6. 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.*