# TextMath vs CalcKing Pro

TextMath and CalcKing Pro are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. TextMath sells 1 one-off in-app purchase and CalcKing Pro sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

TextMath ships an update every 5 days, CalcKing Pro weekly. The most recent releases landed on September 9, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | TextMath | CalcKing Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Weekly |
| Size | 41 MB | 2 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MHOST LTD](https://appshunter.io/developer/1805479638) | [文娟 唐](https://appshunter.io/developer/1870722016) |

## What reviewers say

### TextMath

[App page](https://appshunter.io/ios/app/textmath/id6753336547)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Pages | $1.99 | one-time |


### CalcKing Pro

[App page](https://appshunter.io/ios/app/calcking-pro-professional/id6758431895)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 解锁功能 | $3.99 | one-time |


## Frequently asked questions

### Is TextMath free?

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

### Is CalcKing Pro free?

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

### Do TextMath or CalcKing Pro have ads?

Neither TextMath nor CalcKing Pro shows ads.

### Which is updated more often, TextMath or CalcKing Pro?

TextMath ships an update every 5 days, and CalcKing Pro weekly. Most recently, TextMath was updated on September 9, 2026 and CalcKing Pro on September 20, 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.*