WattUp vs Realm App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WattUp
This application allows users to scan for and connect to wireless charging devices using Bluetooth. It enables configuration, control, and monitoring of transmitters and receivers, along with software updates for enabled devices.
- Scan for WattUp enabled devices
- Connect via Bluetooth Low Energy (BLE)
- Configure transmitters and receivers
- Control charging devices
- Monitor device status
- Update device software
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Energous Corporation is leading the next generation of wireless power and wireless charging – Wireless Charging 2.0 – with its award-winning WattUp® technology, which supports fast, efficient contact-based charging, as well as charging over-the-air. WattUp is a scalable, RF-based wireless charging technology that offers substantial improvements in contact-based charging efficiency, foreign object detection, orientation freedom and thermal performance compared to older, coil-based charging technologies. The technology can be designed into many different sized electronic devices for the home and office, as well as the medical, industrial, retail and automotive industries, and it ensures interoperability across products. These products can be configured, controlled and monitored by WattUp App. Features: - Scan for WattUp enabled wireless charging devices - Connect to devices over Bluetooth Low Energy(BLE) - Configure, control and monitor WattUp Transmitter and Receivers - Software update of WattUp enabled devices Note: - Supported on iOS 11 version or later - Bluetooth Low Energy(BLE) should be turned on
Realm App
Configure and update your ST150 Satellite Transmitter with this application. It provides essential tools for managing your device's settings and ensuring it's running the latest software.
- Update ST150 Satellite Transmitter
- Configure device settings
- Manage transmitter configuration
- Access device updates
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The Realm App allows you to update and configure the ST150 Satellite Transmitter
Screenshots
Verdict
The clearest difference is review sentiment: Realm App at 100% against WattUp's 0%. WattUp's advantage is update cadence (every 5 weeks vs every 3 months) and iOS requirement (12.4 vs 16.0). On price, ads, in-app purchases and monetization model 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.
WattUp ships an update every 5 weeks, Realm App every 3 months. The most recent releases landed on September 21, 2026 and September 16, 2026 respectively.
| Parameter | WattUp | Realm App |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (5 ratings) — better | — |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 5 — better | — |
| Update frequency | Every 5 weeks — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.4 — better | 16.0 |
| Further details — not scored | ||
| Size | 22 MB | 60 MB |
| Age rating | 4+ | 4+ |
| Developer | Energous Corporation | Globalstar Inc |
Customer experience
WattUp
Realm App
In-app purchases
WattUp
No in-app purchases
Realm App
No in-app purchases
Questions
Is WattUp free?
Is Realm App free?
Do WattUp or Realm App have ads?
Which is updated more often, WattUp or Realm App?
Other comparisons
