PiChalk2.0 vs Vopen
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PiChalk2.0
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远程指导，实时标注，便捷的多人在线音视频实时通话
Vopen
This utility app offers real-time video broadcasting, local playback, and cloud storage. It features AI-powered alarms, remote camera control, and voice communication for on-site monitoring.
- Real-time video broadcasting
- Local video playback
- Video cloud storage
- AI intelligent alarm
- Remote pan tilt control
- Voice intercom
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The APP provides real-time video broadcasting, local video playback, video cloud storage, AI intelligent alarm, remote pan tilt control, voice intercom and other functional services, allowing users to understand the real-time situation on site in real time.
Screenshots
Verdict
The clearest difference is ads: PiChalk2.0 at none against Vopen's shown. PiChalk2.0 also leads on iOS requirement (11.0 vs 15.0). On price, update cadence, in-app purchases and device support 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.
Both ship on a similar rhythm, roughly weekly. The most recent releases landed on September 18, 2026 and September 9, 2026 respectively.
| Parameter | PiChalk2.0 | Vopen |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.0 (2 ratings) — better |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Weekly | Weekly |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 209 MB | 180 MB |
| Age rating | 4+ | 4+ |
| Developer | PISX(SHANGHAI)CO.,LTD. | YAN HUI LUO |
In-app purchases
PiChalk2.0
No in-app purchases
Vopen
No in-app purchases
