Comparison

WattUp vs AppMaster Developer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Scan for WattUp enabled devices
  • Connect via Bluetooth Low Energy (BLE)
  • Configure transmitters and receivers
  • Control charging devices
  • Monitor device status
  • Update device software
Features
Read full description

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

About

AppMaster Developer

This application allows no-code developers to preview their mobile app projects in real-time. It supports features like QR code scanning, Face-ID authentication, and push notifications, enabling immediate testing of designs and functionalities.

Highlights
  • Real-time project preview
  • QR and barcode scanning
  • Face-ID authentication
  • Push notification testing
  • No-code development assistance
Features
Read full description

AppMaster Developer application for IOS is created to assist no-code developers during mobile application design and development. AppMaster Developer lets users preview projects made in AppMaster no-code platform in a realtime. Most features of the projects are available in the AppMaster Developer application, including QR and bar code scanning, Face-ID authentication, push notifications, and many others.

Screenshots

WattUp3 screens
AppMaster Developer4 screens

Verdict

The call

The clearest difference is rating: WattUp at 4.2 against AppMaster Developer's 3.0. AppMaster Developer's advantage is update cadence (weekly vs every 5 weeks). On price, review sentiment, ratings volume and ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

WattUp holds the better App Store score, 4.2 against 3.0. Both are backed by a comparable volume of ratings — 5 and 2 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

UpkeepUpdate frequency

WattUp ships an update every 5 weeks, AppMaster Developer weekly. Both last shipped on November 3, 2026.

Scorecard2 real differences · 8 level
WattUp versus AppMaster Developer: the parameters behind the verdict, then further details
ParameterWattUpAppMaster Developer
PriceFreeFree
Rating4.2 (5 ratings) — better3.0 (2 ratings)
Positive reviews0.0% of reviews0.0% of reviews
Number of ratings5 — better2
Update frequencyEvery 5 weeksWeekly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad — betteriPhone
Requires iOS18.617.0 — better
Further details — not scored
Size39 MB45 MB
Age rating4+4+
DeveloperEnergous CorporationAppMaster Inc

Customer experience

WattUp

All ratings5 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

AppMaster Developer

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

WattUp

No in-app purchases

None

AppMaster Developer

No in-app purchases

Questions

Is WattUp free?
WattUp is free to download, with no in-app purchases.
Is AppMaster Developer free?
AppMaster Developer is free to download, with no in-app purchases.
Which has better reviews, WattUp or AppMaster Developer?
WattUp is rated higher. WattUp averages 4.2 out of 5 from 5 ratings, while AppMaster Developer averages 3.0 from 2 ratings.
Do WattUp or AppMaster Developer have ads?
Neither WattUp nor AppMaster Developer shows ads.
Which is updated more often, WattUp or AppMaster Developer?
WattUp ships an update every 5 weeks, and AppMaster Developer weekly. Most recently, WattUp was updated on November 3, 2026 and AppMaster Developer on November 3, 2026.

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