Comparison

Brownout vs On

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

Head to head
About

Brownout

Easily check Japan's electricity demand forecast across 10 regions. View actual demand, forecasts, and supply capacity with clear daily line charts. Stay informed about the power situation from Hokkaido to Okinawa.

Highlights
  • Electricity demand forecasts for 10 Japanese regions
  • Actual demand, forecast, and supply capacity charts
  • Real-time usage rate display
  • Easy region switching
  • Data from regional power companies
Features
Read full description

"Brownout" is an iOS app that lets you easily check the electricity demand forecast (Denki Yoho) for 10 regions across Japan. View each region's actual demand, forecast, and supply capacity as a daily line chart. Simply switch between regions to instantly check the power situation anywhere from Hokkaido to Okinawa. [Features] • Displays electricity demand forecasts for all 10 regions of Japan • View actual demand, forecast, and supply capacity in easy-to-read line charts • Shows real-time usage rate • Region switching [Supported Regions] Hokkaido / Tohoku / Tokyo / Chubu / Hokuriku / Kansai / Chugoku / Shikoku / Kyushu / Okinawa Data is fetched from the Denki Yoho CSV files published by each regional power company.

About

On

This tool assists amateur radio operators with managing on-air nets and check-ins. It offers real-time messaging, email integration, and detailed operator information retrieval. The app supports multiple simultaneous sessions and configurable displays for efficient communication and tracking.

Highlights
  • Real-time net check-in tracking
  • Instant messaging (AIM) sessions
  • Integrated email client
  • Configurable information displays
  • QRZ/QRZCQ call sign lookup
  • WebSDR audio streaming
  • QRZ Logbook integration
Read full description

On-Air Net Scraper "Personal" Pro is an iPhone/iPad/MacOS silicon App providing a wide range of features for Amateur Radio operators (Hams). Key features include NetLogger Amateur Radio On-Air Nets, Check-Ins and multiple Almost Instant Message (AIM) sessions in real-time data awareness. AIM pass key automatic email request with single button click resulting in immediate pass key information reply. Full integrated Email client for yet another method for Hams to carry out conversations. Multiple tabbed displays allowing user to track unlimited number of On-Air Net Check-Ins at one time. User configurable information displays to included viewing detailed Ham information within Check-In views. Near real-time AIM client text message send and receive. Searching and viewing Past NetLogger Nets and Check-Ins. Monitor mode so users can be aware of NetLogger Check-In "lurkers". Simultaneous QRZ and QRZCQ login is supported facilitating Call Sign lookup and Ham information retrieval. Easy, click to display NetLogger Nets, Check-Ins Call Sign and operator status information, not requiring QRZ/CQ accounts. Multi-screen displays to included improved 2-way and 3-way split screens provide simultaneous displays of Check-Ins, AIM, AIM and Net Scraper Message Exchange current listing data along with WebSDR viewing and listening. PERSISTENT WebSDR radio LIVE audio listenings while simultaneously viewing multiple Net Check-In views. Seamlessly integrates with On-Air Net Scraper Desktop Server WebSocket Interface supporting private Internet chat sessions between On-Air Net Scraper ME clients. JS8Call/WSJTX full participation in digital radio REAL-TIME texting when using NetBird VPN or when paired with On-Air Net Scraper's Message Exchange (ME) Server. Autoload favorite NetLogger nets. Callsign search both NetLogger Active and Past net listing, including improved automatic continuous search and displaying of matched nets. QRZ Logbook insert/update/delete. Supports On-Device authentication and Two-Factor authentication in addition to encrypted secure storage of sensitive data and app access security. JS8Call dynamic frequency adjustment.

Screenshots

Brownout3 screens
On4 screens

Verdict

The call

The clearest difference is review sentiment: On at 50% against Brownout's 0%. On also leads on device support (4 vs 2) and iOS requirement (15.6 vs 26.0). On price, update cadence, ads and in-app purchases 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.

UpkeepUpdate frequency

Brownout ships an update every 3 weeks, On monthly. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 7 level
Brownout versus On: the parameters behind the verdict, then further details
ParameterBrownoutOn
PriceFreeFree
Rating—4.4 (13 ratings) — better
Positive reviews0.0% of reviews50.0% of reviews — better
Number of ratings—13 — better
Update frequencyEvery 3 weeks — betterMonthly
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad, iPod, Mac — better
Requires iOS26.015.6 — better
Further details — not scored
Size1 MB30 MB
Age rating4+17+
DeveloperBitzChristopher Robson

Customer experience

Brownout

Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

On

All ratings13 ratings
Positive84.6%
Neutral7.7%
Negative7.7%
Written reviews8 reviews
Positive50.0%
Neutral12.5%
Negative37.5%

In-app purchases

None

Brownout

No in-app purchases

None

On

No in-app purchases

Questions

Is Brownout free?
Brownout is free to download, with no in-app purchases.
Is On free?
On is free to download, with no in-app purchases.
Do Brownout or On have ads?
Neither Brownout nor On shows ads.
Which is updated more often, Brownout or On?
Brownout ships an update every 3 weeks, and On monthly. Most recently, Brownout was updated on November 1, 2026 and On on November 3, 2026.

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