# 電気通信術練習 vs OBICON

The clearest difference is review sentiment: 電気通信術練習 at 88% against OBICON's 19%. OBICON's advantage is in-app purchases (none vs 3) and update cadence (monthly vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. 電気通信術練習 sells 3 one-off in-app purchases. OBICON asks for nothing beyond the download.

電気通信術練習 ships an update every 5 months, OBICON monthly. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 電気通信術練習 | OBICON |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **87.9% of reviews** | 18.9% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Monetization | — | Free |
| Size | 5 MB | 7 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TAKUYA HIGUCHI](https://appshunter.io/developer/579952589) | [J. F. Oberlin University](https://appshunter.io/developer/567946736) |

## What reviewers say

### 電気通信術練習

[App page](https://appshunter.io/ios/app/id737386884)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| コンビニコーヒー | $0.99 | one-time |
| おしゃれなコーヒー | $2.99 | one-time |
| 高級コーヒー | $7.99 | one-time |


### OBICON

[App page](https://appshunter.io/ios/app/obicon/id1422592386)

This app facilitates class attendance registration, allows users to receive notifications, and check facility congestion. Location tracking is limited to beacon-equipped classrooms and is not used for other purposes. It is developed by People Software Co., Ltd. under contract from J. F. Oberlin University.

**Highlights:** Class attendance registration, Receive notifications, Check facility congestion, Location-based attendance, Beacon technology integration

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 電気通信術練習 free?

電気通信術練習 is free to download, with in-app purchases available.

### Is OBICON free?

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

### Do 電気通信術練習 or OBICON have ads?

Neither 電気通信術練習 nor OBICON shows ads.

### Which is updated more often, 電気通信術練習 or OBICON?

電気通信術練習 ships an update every 5 months, and OBICON monthly. Most recently, 電気通信術練習 was updated on October 22, 2026 and OBICON on October 24, 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.*