# HIS電話 vs RubiMask

The clearest difference is in-app purchases: HIS電話 at none against RubiMask's 3. HIS電話 also leads on ads (none vs shown) and iOS requirement (8.0 vs 17.0). RubiMask's advantage is update cadence (every 2 weeks vs every 6 months). On price and device support there is nothing between them.

Both are free to download. RubiMask sells 3 in-app purchases, starting at $2.99 per month. HIS電話 asks for nothing beyond the download.

HIS電話 ships an update every 6 months, RubiMask every 2 weeks. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | HIS電話 | RubiMask |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/rubimask-book-translator/id6756987331/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 16 MB | 27 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [HIS Mobile Co., Ltd.](https://appshunter.io/developer/1445529223) | [KeiK LLC](https://appshunter.io/developer/1854674572) |

## What reviewers say

### HIS電話

[App page](https://appshunter.io/ios/app/his/id1534539279)

This app enables users of specific HIS Mobile plans to make calls at a reduced rate of 11 yen per 30 seconds. It also offers optional plans for unlimited calls up to a certain duration per call, allowing users to retain their existing phone numbers.

**Highlights:** Reduced call charges, Retain existing phone number, Optional unlimited call plans, Free calls up to 10 minutes per call (plan dependent), Low per-minute rates

**In-app purchases:** none


### RubiMask

[App page](https://appshunter.io/ios/app/rubimask-book-translator/id6756987331)

Translate and read aloud text from physical books or documents using your device's camera. Tap any word for instant definitions and meanings within its sentence context. Supports various languages and text formats, including vertical Japanese.

**Highlights:** Live camera translation, Read aloud functionality, Tap-to-define word lookup, Furigana masking for Japanese, PDF and photo text extraction, Export text, PDF, or audio

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RubiMask Premium | $2.99 | per month |
| RubiMask Premium | $11.99 | per year |
| RubiMask Premium | $19.99 | one-time |


## Frequently asked questions

### Is HIS電話 free?

HIS電話 is free to download, with no in-app purchases.

### Is RubiMask free?

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

### Do HIS電話 or RubiMask have ads?

RubiMask shows ads; HIS電話 does not.

### Which is updated more often, HIS電話 or RubiMask?

HIS電話 ships an update every 6 months, and RubiMask every 2 weeks. Most recently, HIS電話 was updated on November 3, 2026 and RubiMask on November 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*