# 日越辞典 vs Fomcal

The clearest difference is in-app purchases: 日越辞典 at none against Fomcal's 1. 日越辞典 also leads on iOS requirement (7.1 vs 12.0). Fomcal's advantage is update cadence (every 3 months vs every 11 months). On price, ads and device support there is nothing between them.

日越辞典 costs $1.99 and Fomcal $1.99 up front. Fomcal sells 1 one-off in-app purchase. 日越辞典 asks for nothing beyond the download.

日越辞典 ships an update every 11 months, Fomcal every 3 months. The most recent releases landed on October 8, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | 日越辞典 | Fomcal |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 3 months** |
| Monetization | — | Free with in-app purchases |
| Size | 91 MB | 6 MB |
| Requires iOS | **7.1** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Tien Thinh Vu](https://appshunter.io/developer/393568128) | [NOBORU IMAI](https://appshunter.io/developer/896071356) |

## What reviewers say

### 日越辞典

[App page](https://appshunter.io/ios/app/id472778286)

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

**In-app purchases:** none


### Fomcal

[App page](https://appshunter.io/ios/app/fomcal/id954145664)

This app allows you to create and save custom calculation formulas for daily use. It supports complex functions, logical operations, and parameter studies, with options to export results as CSV. An optional numeric pad enhances input efficiency.

**Highlights:** Save and reuse custom formulas, Support for logical and comparison functions, Parameter study for variable analysis, Export results as CSV, Optional enhanced numeric pad, Extended syntax for branching and iteration

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Enhancements | $1.99 | one-time |


## Frequently asked questions

### Is 日越辞典 free?

日越辞典 costs $1.99, with no in-app purchases.

### Is Fomcal free?

Fomcal costs $1.99, and also offers in-app purchases.

### Do 日越辞典 or Fomcal have ads?

Neither 日越辞典 nor Fomcal shows ads.

### Which is updated more often, 日越辞典 or Fomcal?

日越辞典 ships an update every 11 months, and Fomcal every 3 months. Most recently, 日越辞典 was updated on October 8, 2026 and Fomcal on October 13, 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.*