# SolverPad vs InkCalc

The clearest difference is ads: InkCalc at none against SolverPad's shown. SolverPad's advantage is iOS requirement (15.1 vs 17.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. SolverPad sells 1 one-off in-app purchase and InkCalc sells 1 in-app purchase, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

SolverPad ships an update weekly, InkCalc fortnightly. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SolverPad | InkCalc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Fortnightly |
| Size | 35 MB | 2 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 9+ | 4+ |
| Developer | [ASAPP STUDIO](https://appshunter.io/developer/1338092352) | [KENTARO SOGA](https://appshunter.io/developer/1883580671) |

## What reviewers say

### SolverPad

[App page](https://appshunter.io/ios/app/solverpad-notepad-calculator/id6754253396)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Version | $0.99 | one-time |


### InkCalc

[App page](https://appshunter.io/ios/app/inkcalc-notepad-calculator/id6763837608)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| InkCalc Monthly | $1.99 | per month |


## Frequently asked questions

### Is SolverPad free?

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

### Is InkCalc free?

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

### Do SolverPad or InkCalc have ads?

SolverPad shows ads; InkCalc does not.

### Which is updated more often, SolverPad or InkCalc?

SolverPad ships an update weekly, and InkCalc fortnightly. Most recently, SolverPad was updated on November 8, 2026 and InkCalc on October 31, 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.*