AtomTalk vs OpenTalkie
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AtomTalk
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本アプリは、iPhone専用アプリです。 iPhoneとM5Stackの超小型マイクスピーカーユニット AtomEcho 間で音声通話ができます。 ・使い方 AtomEchoと通信ができるとマイクマークが青色になります。 マイクマークを押すと赤色になり、話した音声をAtomEchoに送信します。 AtomEchoでは、受信した音声をスピーカーから再生します。 AtomEcho側でボタンを押して話すと音声が送信されて、このアプリで受信されます。 音声を受信すると、スピーカーマークが緑色になり音声が再生されます。 AtomEchoとiPhoneは、同じネットワークに接続されている必要があります。 AtomEcho側のプログラムは、GitHubから入手出来ます。 https://github.com/ayamasan/AtomTalk
OpenTalkie
Instantly connect with others in real-time using voice messages, just like a walkie-talkie. Ideal for group coordination, staying in touch, or events where rapid communication is key. Enjoy a simple interface and clear sound quality for effortless connections.
- Real-time voice messaging
- Push-to-talk functionality
- Group communication
- Intuitive interface
- Easy channel selection
- Clear sound quality
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OpenTalkie is a simple and effective communication tool that allows you to connect with others instantly, just like a real walkie-talkie. With the push of a button, you can send voice messages in real time to anyone in your group. This app is perfect for coordinating activities, staying in touch with family or friends, or using at events where quick communication is needed. It features an intuitive interface, easy channel selection, and clear sound quality to ensure seamless communication. Whether for work or play, the Walkie Talkie App makes staying connected effortless and fun. Supported device list 1. BlueParrott rugged headsets 2. Jabra Perform 45 3. Shokz OpenComm2 PTT Standard / OpenComm2 PTT series 4. Generic Bluetooth / wired headset media buttons 5. AINA PTT buttons / Voice Responder 6. Sonim-style BLE PTT buttons 7. EKSA / other generic BLE PTT buttons Theoretically, BlueParrott's button functionality is supported. However, only the BlueParrott S450-XT has been tested so far. If other models encounter issues, please contact us at support@imobsoft.com.
Screenshots
Verdict
The clearest difference is ads: AtomTalk at none against OpenTalkie's shown. OpenTalkie's advantage is update cadence (every 3 weeks vs every 27 months) and device support (3 vs 1). On price 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.
AtomTalk ships an update every 27 months, OpenTalkie every 3 weeks. The most recent releases landed on September 11, 2026 and August 27, 2026 respectively.
| Parameter | AtomTalk | OpenTalkie |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 66.7% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 27 months | Every 3 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 15.5 — better |
| Further details — not scored | ||
| Size | 0 MB | 122 MB |
| Age rating | 4+ | 4+ |
| Developer | Atsushi Yamada | EJing |
In-app purchases
AtomTalk
No in-app purchases
OpenTalkie
No in-app purchases
