# PractiCalc2 vs 音声案内番

The clearest difference is price: 音声案内番 at Free against PractiCalc2's $1.99. PractiCalc2's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

音声案内番 is free to download; PractiCalc2 costs $1.99 up front. 音声案内番 sells 1 one-off in-app purchase. PractiCalc2 asks for nothing beyond the download.

PractiCalc2 ships an update every 3 weeks, 音声案内番 every 13 months. Both last shipped on October 27, 2026.

## The numbers

| Metric | PractiCalc2 | 音声案内番 |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 13 months |
| Monetization | Paid | — |
| Size | 5 MB | 4 MB |
| Requires iOS | **13.0** | 13.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tsutomu Nagai](https://appshunter.io/developer/1137546239) | [KENICHI YAMAMOTO](https://appshunter.io/developer/1335325739) |

## What reviewers say

### PractiCalc2

[App page](https://appshunter.io/ios/app/practicalc2/id1502884244)

A practical and advanced calculator app with memory, grand total, and constant calculation functions. Ideal for accounting, bookkeeping, and tax studies. Supports iOS 13+ and offers customizable display and themes.

**Highlights:** 12-digit large display, Memory and Grand Total functions, Constant calculation, Two tax rates with customizable values, Rounding and decimal selectors, iOS Dark Mode support, 10 color themes

**Features:** Vision Pro support

**In-app purchases:** none


### 音声案内番

[App page](https://appshunter.io/ios/app/id1519013675)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示オプション | $1.99 | one-time |


## Frequently asked questions

### Is PractiCalc2 free?

PractiCalc2 costs $1.99, with no in-app purchases.

### Is 音声案内番 free?

音声案内番 is free to download, with in-app purchases available.

### Do PractiCalc2 or 音声案内番 have ads?

音声案内番 shows ads; PractiCalc2 does not.

### Which is updated more often, PractiCalc2 or 音声案内番?

PractiCalc2 ships an update every 3 weeks, and 音声案内番 every 13 months. Most recently, PractiCalc2 was updated on October 27, 2026 and 音声案内番 on October 27, 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.*