# Adding Machine 10Key for iPad vs Bills io

The clearest difference is price: Bills io at Free against Adding Machine 10Key for iPad's $2.99. Bills io also leads on device support (3 vs 1). Adding Machine 10Key for iPad's advantage is in-app purchases (none vs 3) and review sentiment (94% vs 74%). On rating, ratings volume, update cadence and ads there is nothing between them.

Bills io is free to download; Adding Machine 10Key for iPad costs $2.99 up front. Bills io sells 3 in-app purchases, starting at $0.99 per month. Adding Machine 10Key for iPad asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for Adding Machine 10Key for iPad against 4.7 for Bills io. Both are backed by a comparable volume of ratings — 77 and 34 respectively. Written reviews are what separate them: 94% of Adding Machine 10Key for iPad's written reviews are positive against 74% of Bills io's.

Adding Machine 10Key for iPad ships an update every 2 months, Bills io every 6 weeks. The most recent releases landed on October 1, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Adding Machine 10Key for iPad | Bills io |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.8 (77 ratings)](https://appshunter.io/ios/app/adding-machine-10key-for-ipad/id415227051/reviews)** | [4.7 (34 ratings)](https://appshunter.io/ios/app/bills-io-subscription-tracker/id1499730119/reviews) |
| Number of ratings | **77** | 34 |
| Positive reviews | **93.8% of reviews** | 73.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Paid | **Freemium** |
| Size | 22 MB | 45 MB |
| Requires iOS | **12.4** | 26.0 |
| Devices | iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 17+ |
| Developer | [Richard Silverman](https://appshunter.io/developer/297096643) | [Studio Ember LLC](https://appshunter.io/developer/1499730118) |

## What reviewers say

### Adding Machine 10Key for iPad

[App page](https://appshunter.io/ios/app/adding-machine-10key-for-ipad/id415227051)

This app emulates a traditional 10-key adding machine with advanced features for iPad users. It offers a full-size keypad with audio feedback, editable paper tapes, and multiple export options for your calculations.

**Highlights:** Traditional 10-key adding machine emulation, TypeTone audio feedback for accurate typing, Editable paper tape with add/delete lines, Save and retrieve paper tape files, Export tapes to PDF via iBooks, Dropbox, or email, Sharp or Canon style total key placement

**In-app purchases:** none

**What reviewers like**

- 👍 Mimics traditional adding machines
- 👍 Familiar interface for 10-key users
- 👍 Virtual paper tape for record-keeping
- 👍 Saves and emails tapes
- 👍 Portable and convenient

**What reviewers complain about**

- 🤔 Takes time to get used to
- 🤔 Keyboard input issues reported
- 🤔 Memory limitation for very large numbers
- 🤔 Not a true 3D key feel

**Reported bugs**

- Memory doesn't go past six figures
- Cannot use memory to calculate GST and VAT values efficiently

**Requested features**

- Ability to dictate numbers and operations verbally
- More functions like Tax+, Tax-, MU
- Ability to write notes beside numbers
- Dark mode option
- Make it more intuitive


### Bills io

[App page](https://appshunter.io/ios/app/bills-io-subscription-tracker/id1499730119)

Organize and track all your recurring and one-off expenses with this privacy-focused finance app. Get timely notifications for upcoming bills and analyze your spending patterns. Data syncs securely across your Apple devices via iCloud.

**Highlights:** Organize bills with tags, Track expenses by account, Log payment history, Export data to Excel/Numbers, Receive bill notifications, Sync across Apple devices

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (1 Month) | $0.99 | per month |
| Premium (1 Year) | $9.99 | per year |
| Premium (Lifetime) | $39.99 | one-time |


## Frequently asked questions

### Is Adding Machine 10Key for iPad free?

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

### Is Bills io free?

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

### Which has better reviews, Adding Machine 10Key for iPad or Bills io?

Adding Machine 10Key for iPad is rated higher. Adding Machine 10Key for iPad averages 4.8 out of 5 from 77 ratings, while Bills io averages 4.7 from 34 ratings.

### Do Adding Machine 10Key for iPad or Bills io have ads?

Neither Adding Machine 10Key for iPad nor Bills io shows ads.

### Which is updated more often, Adding Machine 10Key for iPad or Bills io?

Adding Machine 10Key for iPad ships an update every 2 months, and Bills io every 6 weeks. Most recently, Adding Machine 10Key for iPad was updated on October 1, 2026 and Bills io on September 29, 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.*