Kio Proximity vs ePaper Tool
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Kio Proximity
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The Kio Proximity app provides the capability to locate nearby Kontakt.io IoT devices within Bluetooth range of your real-time location. The app determines the proximity of a Kontakt.io device by its RSSI signal strength to your current real-time location, so the closer or farther you move from a device the app will let you know.
ePaper Tool
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This app is specifically designed for ePaper displays, enabling features such as setting up ePaper WiFi, managing image playlists, registering ePaper devices, and obtaining device information via Bluetooth.
Screenshots
Verdict
The clearest difference is update cadence: ePaper Tool at every 4 weeks against Kio Proximity's every 7 months. ePaper Tool also leads on iOS requirement (13.0 vs 15.3). 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.
Kio Proximity ships an update every 7 months, ePaper Tool every 4 weeks. The most recent releases landed on September 10, 2026 and September 19, 2026 respectively.
| Parameter | Kio Proximity | ePaper Tool |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 7 months | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.3 | 13.0 — better |
| Further details — not scored | ||
| Size | 27 MB | 36 MB |
| Age rating | 4+ | 17+ |
| Developer | Kontakt Sp. z o.o. | JiaZheng Huang |
In-app purchases
Kio Proximity
No in-app purchases
ePaper Tool
No in-app purchases
Questions
Is Kio Proximity free?
Is ePaper Tool free?
Do Kio Proximity or ePaper Tool have ads?
Which is updated more often, Kio Proximity or ePaper Tool?
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