Usmart4.0 vs MaxHear
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Usmart4.0
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An EMOS with energy digitalization function, sub metering and payment function, energy safety and security management function, energy quality managementfunction, and energy efficiency management functions, to support the clients Go Green and Go Digital, to match their energy transition strategy and carbon neutrality targets.
MaxHear
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MaxHear turns your iPhone or iPad and your headphones into a live hearing amplifier. It picks up the sounds around you and makes them clearer and louder — right in your ears, in real time. Simple enough for anyone who struggles to catch conversations, hear the TV, or follow people in noisy places. HOW IT WORKS 1. Put on wired or wireless headphones 2. Turn your volume up 3. Tap once — and hear the world louder and clearer WHAT YOU GET • Live sound amplification of the voices around you • Voice Focus — makes speech clearer and cuts background noise • Ear Guard — softens sudden loud sounds to protect your hearing • A personal sound profile from a quick, easy hearing check • A simple equalizer to fine-tune the sound to your ears • Works with any wired or Bluetooth headphones and earbuds GREAT FOR • Following conversations at home, in cafés or the car • Hearing the TV at a volume comfortable for everyone • Seniors and anyone hard of hearing who wants to hear better MaxHear is a personal sound amplifier for everyday listening. It is not a hearing aid or a medical device, and is not intended to diagnose or treat any hearing condition. Subscription unlocks unlimited use. Start with a 3-day free trial, then yearly or monthly. Cancel anytime. Privacy Policy: https://maxhear.app/privacy Terms of Use (EULA): https://maxhear.app/terms
Screenshots
Verdict
The clearest difference is in-app purchases: Usmart4.0 at none against MaxHear's 2. Usmart4.0 also leads on iOS requirement (13.0 vs 15.0). MaxHear's advantage is device support. On price 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. MaxHear sells 2 in-app purchases, starting at $9.99 per month. Usmart4.0 asks for nothing beyond the download.
| Parameter | Usmart4.0 | MaxHear |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Every 9 days |
| Ads | — | No |
| In-app purchases | No — better | Yes |
| Devices | — | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 28 MB | 18 MB |
| Age rating | 17+ | 4+ |
| Developer | SINOMACHINE TECHNOLOGIES | Kyrylo Karlov |
In-app purchases
Usmart4.0
No in-app purchases
MaxHear
- Monthly$9.991 Month
- Yearly3 Days trial$49.991 Year









