# @PriceCalc vs DotChi?

The clearest difference is update cadence: DotChi? at every 9 days against @PriceCalc's every 2 months. @PriceCalc's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. @PriceCalc sells 4 in-app purchases, starting at $0.99 per 3 months and DotChi? sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

@PriceCalc ships an update every 2 months, DotChi? every 9 days. The most recent releases landed on October 1, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | @PriceCalc | DotChi? |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 8 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [G-SOFT](https://appshunter.io/developer/368394644) | [Kenji Shimura](https://appshunter.io/developer/1588159987) |

## What reviewers say

### @PriceCalc

[App page](https://appshunter.io/ios/app/pricecalc/id1333943340)

Easily calculate unit prices to compare different product sizes and quantities. Save up to four comparisons, perfect for tracking main units versus refills or single items versus sets. Supports iCloud syncing across devices.

**Highlights:** Calculate unit prices, Compare different quantities and sizes, Save up to 4 sets of comparisons, iCloud data syncing, Multi-window support on iPad, Drag and drop functionality

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hide ads | $0.99 | per 3 months |
| Continue typing | $0.99 | per 3 months |
| Hide ads | $1.99 | one-time |
| Continue typing | $1.99 | one-time |


### DotChi?

[App page](https://appshunter.io/ios/app/dotchi/id6747911700)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $0.99 | one-time |


## Frequently asked questions

### Is @PriceCalc free?

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

### Is DotChi? free?

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

### Do @PriceCalc or DotChi? have ads?

Both @PriceCalc and DotChi? show ads.

### Which is updated more often, @PriceCalc or DotChi??

@PriceCalc ships an update every 2 months, and DotChi? every 9 days. Most recently, @PriceCalc was updated on October 1, 2026 and DotChi? on October 11, 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.*