# mineoでんわ　～スマホの通話代をおトクに！～ vs OITOKU

The clearest difference is in-app purchases: mineoでんわ　～スマホの通話代をおトクに！～ at none against OITOKU's 3. mineoでんわ　～スマホの通話代をおトクに！～ also leads on iOS requirement (12.0 vs 15.0). OITOKU's advantage is update cadence (monthly vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. OITOKU sells 3 one-off in-app purchases. mineoでんわ　～スマホの通話代をおトクに！～ asks for nothing beyond the download.

mineoでんわ　～スマホの通話代をおトクに！～ ships an update every 4 months, OITOKU monthly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | mineoでんわ　～スマホの通話代をおトクに！～ | OITOKU |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 1.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free | — |
| Size | 16 MB | 123 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [OPTAGE Inc.](https://appshunter.io/developer/353114435) | [Takashi Kanamori](https://appshunter.io/developer/1615051951) |

## What reviewers say

### mineoでんわ　～スマホの通話代をおトクに！～

[App page](https://appshunter.io/ios/app/mineo/id1203143150)

This app allows users to make domestic calls at a significantly reduced rate compared to standard charges. It also offers an unlimited calling option for calls under 10 minutes for subscribers of a specific plan. Your existing phone number will be displayed to the recipient.

**Highlights:** Discounted domestic calls, 10-minute unlimited calling plan, Retains existing phone number, Contact list integration, Contact grouping, Call history, Anonymous calling option

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

**In-app purchases:** none


### OITOKU

[App page](https://appshunter.io/ios/app/oitoku-leave-notes-in-places/id6766019711)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| メッセージ枠 +10 | $0.49 | one-time |
| メッセージ枠 +20 | $0.99 | one-time |
| メッセージ枠 +30 | $1.99 | one-time |


## Frequently asked questions

### Is mineoでんわ　～スマホの通話代をおトクに！～ free?

mineoでんわ　～スマホの通話代をおトクに！～ is free to download, with no in-app purchases.

### Is OITOKU free?

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

### Do mineoでんわ　～スマホの通話代をおトクに！～ or OITOKU have ads?

Neither mineoでんわ　～スマホの通話代をおトクに！～ nor OITOKU shows ads.

### Which is updated more often, mineoでんわ　～スマホの通話代をおトクに！～ or OITOKU?

mineoでんわ　～スマホの通話代をおトクに！～ ships an update every 4 months, and OITOKU monthly. Most recently, mineoでんわ　～スマホの通話代をおトクに！～ was updated on October 24, 2026 and OITOKU on October 25, 2026.

---

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