WattUp vs SimpleUX
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
SimpleUX
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SimpleUX is an app for moderated user testing - nothing more, nothing less. You set up a test, record it and collect those valuable, qualitative UX test insights all in one place - without the huge costs. The philosophy behind SimpleUX: It shouldn’t be complicated or expensive to do moderated testing with people. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: WattUp at none against SimpleUX's 6. WattUp also leads on iOS requirement (12.4 vs 17.0). On price, update cadence, 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. SimpleUX sells 6 in-app purchases, starting at $3.99 per month. WattUp asks for nothing beyond the download.
WattUp ships an update every 5 weeks, SimpleUX every 3 weeks. The most recent releases landed on October 8, 2026 and October 12, 2026 respectively.
| Parameter | WattUp | SimpleUX |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (5 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 5 weeks | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Requires iOS | 12.4 — better | 17.0 |
| Further details — not scored | ||
| Size | 22 MB | 30 MB |
| Age rating | 4+ | 17+ |
| Developer | Energous Corporation | SimpleUX |
In-app purchases
WattUp
No in-app purchases
SimpleUX
- iPad Monthly plan$3.991 Month
- Desktop Monthly plan$6.991 Month
- Bundle Monthly plan$9.991 Month
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- iPad Annual plan7 Days trial$19.991 Year
- Desktop Annual plan$39.991 Year
- Bundle Annual plan$59.991 Year
