Klevio vs Simple AVR
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Klevio
Unlock multiple doors remotely using your smartphone. Share and manage digital keys with customizable access, and track usage through an event log. Enhance security and convenience with keyless entry.
- Remote door unlocking
- Digital key sharing and revocation
- PIN and biometric authentication
- Event log for key usage
- Instant notifications
- Works with existing locks
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Klevio is a smart intercom and app that lets you unlock multiple doors with your phone—from anywhere. Whether you're at your desk, outside your building, or on holiday, you’re always in control. Plus, you can share digital keys effortlessly, making life more convenient while enhancing security and hygiene by reducing the need for physical keys. Key Features * Share and revoke access instantly with permanent or time-limited digital keys. * Protect your app with a PIN or biometric authentication for extra security. * Stay informed with a time-coded event log tracking key usage. * Receive notifications for unlocks, new digital keys, and key acceptances. * Contact our customer service team directly through the app. Smarter Than a Smart Lock * Unlock doors remotely with a Wi-Fi and 4G-connected device. * No need to change your existing locks—Klevio works alongside your traditional keys. * Works discreetly with no visible changes to communal areas. * Professional installation tailored to your setup, either replacing or integrating with your current intercom. Experience keyless convenience without compromise. Unlock smarter with Klevio.
Simple AVR
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Simple AVR brings focused control of compatible Denon and Marantz AV receivers to Apple Watch. Use the iPhone companion to discover your receiver on the local network or add it by IP address, then control it from your wrist. Included with the app: • Main Zone power, volume, mute and input control • Volume adjustment with the Digital Crown • Adjustable Crown sensitivity and direction • Receiver discovery and information on iPhone Premium — optional one-time in-app purchase: • Control Zone 2 and other supported zones • Browse internet radio stations and USB tracks on compatible HEOS receivers • Control HEOS playback from Apple Watch • Customise zone names and use your receiver’s renamed inputs • Choose which inputs appear on your Watch • Switch between multiple receivers on the Watch • Change the receiver’s Friendly Name from iPhone Requires a paired iPhone and Apple Watch, with local-network access to a compatible receiver. Enable Network Control on the receiver. HEOS features require a compatible HEOS receiver; available sources and zone capabilities vary by model and receiver configuration. HEOS audio is shared between zones using the receiver’s HEOS player. Premium is a one-time purchase, not a subscription. Simple AVR is independent and is not affiliated with or endorsed by Denon, Marantz or their parent companies.
Screenshots
Verdict
The clearest difference is in-app purchases: Klevio at none against Simple AVR's 1. Klevio also leads on iOS requirement (15.0 vs 17.0). Simple AVR's advantage is update cadence (daily vs every 2 months). 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. Simple AVR sells 1 one-off in-app purchase. Klevio asks for nothing beyond the download.
Klevio ships an update every 2 months, Simple AVR daily. The most recent releases landed on November 2, 2026 and November 10, 2026 respectively.
| Parameter | Klevio | Simple AVR |
|---|---|---|
| Price | Free | Free |
| Rating | 1.9 (13 ratings) — better | — |
| Positive reviews | 40.0% of reviews | — |
| Number of ratings | 13 — better | — |
| Update frequency | Every 2 months | Daily — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone, Apple Watch |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 56 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Klevio d.o.o. | Raymond Delsol |
In-app purchases
Klevio
No in-app purchases
Simple AVR
- Simple AVR Premium$4.99









