UNDOK vs Z
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
UNDOK
Easily connect and control your compatible SmartRadio or connected speaker. Set up new devices, manage your home audio system, and access various audio sources like internet radio and streaming services.
- Wireless network connection
- Device setup and management
- Remote control of audio functions
- Source selection (Internet Radio, DAB, Bluetooth, etc.)
- Volume and playback control
- Access to presets
- Spotify Connect integration
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UNDOK™ is the companion app for your compatible SmartRadio or connected speaker. Use UNDOK to connect your product to your wireless network, set it up and add more products to your home in the future. UNDOK™ allows you to control key functionality of your device including turning on/off, selecting the audio source, selecting the audio content, playing/pausing, setting the volume and accessing pre-sets. Supported audio sources include Line Input, DAB, Internet Radio, Podcasts, FM Radio, Bluetooth, Amazon Music, Deezer, Tidal, Qobuz, Napster. The sources displayed in UNDOK will depend on the functionality enabled in your audio device. UNDOK™ is also compatible with Spotify Connect so you can play your music directly from your Spotify app into your device. See www.spotify.com/connect for more details.
Z
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Z-Net is a free iPad app that enables touch control and live previews for Zenty’s: ZT-IP200, ZT-IP300, and ZT-IP800 series of products. Efficiently control your video distribution, by just dragging and dropping your source to any display or video wall. Control video walls as a whole or as individual screens, with pre-configured scenes and layouts. Built in CEC power control lets you turn ON or OFF all of your displays, with the press of a button.
Screenshots
Verdict
The clearest difference is update cadence: UNDOK at every 6 weeks against Z's every 8 months. UNDOK also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement 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.
UNDOK ships an update every 6 weeks, Z every 8 months. The most recent releases landed on September 26, 2026 and September 15, 2026 respectively.
| Parameter | UNDOK | Z |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (207 ratings) — better | — |
| Positive reviews | 55.7% of reviews | — |
| Number of ratings | 207 — better | — |
| Update frequency | Every 6 weeks — better | Every 8 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPad |
| Requires iOS | 12.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 45 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | Frontier Smart Technologies Ltd | J-Tech Digital, Inc |
In-app purchases
UNDOK
No in-app purchases
Z
No in-app purchases
