G vs uniConnect3+
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
G
This app allows you to make affordable calls using your existing contacts. It simplifies the process of dialing with a special prefix, ensuring you benefit from lower rates. Enjoy features like customizable themes, favorites, and call history.
- Use existing contacts
- Affordable call rates
- Simple dialing process
- Customizable themes
- Favorite contacts
- Call history with G-mark
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格安通話サービス「G-Callでんわ」を簡単な手順でご利用いただくための アプリがこのたび、全面リニューアルで登場。 連絡先アプリに登録されている電話番号はそのままで、G-Callのお得な料金で ご利用いただけます。 <ご利用方法は簡単> 1.「G-Callでんわ」アプリを起動します。 2.連絡先から相手先を選択します。 3.発信をタップし、<G-Callで発信>を選択。 4.頭に0063をつけてG-Callで相手先につながります。 ※あらかじめ電話帳に国番号をつけて登録しておけば 国際電話もかんたんにかけられます。 <便利な新機能> ・お好みで選べる5色のテーマカラー ・よくかける相手先をお気に入りに登録 ・G-Call通話を希望しない相手先を「G-Call通話除外登録」 (フリーダイヤル、ナビダイヤルは初期登録済み) ・見やすく使いやすくなったキーパッド ・G-Call発信をした発信履歴は「G」マークつきでひと目でわかる。 ・発信履歴を回数別表示にすることで、お気に入り登録や10分かけ放題の参考に。 <注意事項> ご利用にあたって、G-Callでんわサービスの事前の登録が必要です。 G-Callで発信をした場合はG-Callの通話料が、通常発信をした場合は ご契約の通信会社の通話料がかかります。 <お問い合わせ先> 0120-979-256 受付: 9:00~18:00 (平日のみ)
uniConnect3+
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The uniConnect3+ is the application software which enables office dialing functions so call FMC(Fixed Mobile Convergence) to iPhone. This software uses PSTN in the office via CommuniGate Pro developed by CommuniGate Systems corp. The followings are major functions for the uniConnect3+. (1) Dialing as a office business phone by using office dial numbers (2) Display dial sender’s dial number (3) Hold and transfer (4) Pick up (5) Absence transfer (6) Voice mail (7) Use the contact list(address book) of the application (8) Call from history (9) Call from favorites (10) Choose cellular or VoIP (11) Available common contacts on PBX Attention Continued use of GPS running in the background can dramatically decrease battery life. This application is sophisticated hybrid solutions such as a signal control by IP, Voice by 3G network.
Screenshots
Verdict
The clearest difference is iOS requirement: uniConnect3+ at 9.0 against G's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
G ships an update every 6 weeks, uniConnect3+ every 2 months. The most recent releases landed on October 16, 2026 and October 7, 2026 respectively.
| Parameter | G | uniConnect3+ |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 28.0% of reviews | — |
| Update frequency | Every 6 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.1 | 9.0 — better |
| Further details — not scored | ||
| Size | 29 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | gap Co., Ltd. | S&I Co.,Ltd. |
In-app purchases
G
No in-app purchases
uniConnect3+
No in-app purchases









