EspBlufi vs Quillink
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EspBlufi
This utility app facilitates communication with IoT devices using BLE data. It enables device distribution and custom data transmission, requiring the external device to be powered on for connection.
- BLE communication with IoT devices
- Device distribution
- Custom data transmission
- Custom data reception
- Search and connect functionality
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EspBlufi is based on the Blufi protocol and communicates with IOT devices via BLE data to implement device distribution and custom data transmission and reception. The system can search successfully and connect only after the external device is started.
Quillink
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Quillink is an independently developed intelligent application product of ZhuNi Yunji Technology Co., Ltd. Its core technology enables digital synchronous content recording, note playback, AI application, creative interaction and other diverse functions when writing on paper with a smart pen. It can be customized according to customer needs and is widely applied in education, office, finance and various other fields.
Screenshots
Verdict
The clearest difference is in-app purchases: EspBlufi at none against Quillink's 1. EspBlufi also leads on update cadence (every 2 months vs every 6 months) and iOS requirement (10.0 vs 12.0). On price, ads 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. Quillink sells 1 one-off in-app purchase. EspBlufi asks for nothing beyond the download.
EspBlufi ships an update every 2 months, Quillink every 6 months. The most recent releases landed on October 21, 2026 and October 13, 2026 respectively.
| Parameter | EspBlufi | Quillink |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 2 months — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 10.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 3 MB | 68 MB |
| Age rating | 4+ | 17+ |
| Developer | ESPRESSIF SYSTEMS (SHANGHAI) CO., LTD. | ZhuniYunji Technology Co., Ltd |
In-app purchases
EspBlufi
No in-app purchases
Quillink
- Quillink VIP$39.99
