Blackfin GPS vs emviPhone.
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Blackfin GPS
Control a toy quadrocopter using Wi-Fi with real-time video streaming. Compatible with a range of iOS devices.
- Wi-Fi quadrocopter control
- Real-time video transfer
- iOS device compatibility
- Toy drone operation
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A toy quadrocopter control by wifi with video transfer real time. Support iOS 7 ,iOS 8, iOS 9,iOS 10,iPhone 5 ,iPhone 5c,iPhone 5s, iPhone 6, iPhone 6 plus, iPhone 6s, iPhone 6s plus,iPhone 7, iPhone 7 plus,iPhone 8, iPhone 8 plus.
emviPhone.
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App connected to CRM allows automatically registering communication calls and SMSes with customers. Keep privacy of private phone number, allow use to business tasks, no second device needed
Screenshots
Verdict
The clearest difference is update cadence: Blackfin GPS at every 4 days against emviPhone.'s every 3 months. Blackfin GPS also leads on iOS requirement (7.0 vs 14.0). On price, ads, 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.
Blackfin GPS ships an update every 4 days, emviPhone. every 3 months. The most recent releases landed on October 20, 2026 and October 18, 2026 respectively.
| Parameter | Blackfin GPS | emviPhone. |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| Update frequency | Every 4 days — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 7.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 170 MB | 50 MB |
| Age rating | 4+ | 17+ |
| Developer | Guangdong Shiji Technology Co.,Ltd. | Advicos |
In-app purchases
Blackfin GPS
No in-app purchases
emviPhone.
No in-app purchases
