Comparison

EFIG vs SolarMax Onyx

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

Head to head
About

EFIG

Features
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EFIG ยฎ (Electric Fence Internet Gateway) application enables itโ€™s users to communicate and control EFIG ยฎ CPE (Customer Premises Equipment) to monitor and control Security Electric Fence Energizer through an internet connection. The CPE is designed to pick up essential parameters of fence energizer and upload those to a cloud based server. EFIG ยฎ user app communicates with the cloud server and passes on essential information back & forth. Based on robust Open Source technologies at the server side and mobile apps at user end, EFIG ยฎ is a perfect solution for home and industrial users of security electric fence. The app can request EFIG ยฎ server for various types of notifications depending upon conditions on the electric fence. User may opt to get notification, call, or SMS for various states and has the ability to turn ON/OFF the system remotely with appropriate authentication. App user will also able to register complaints with the helpdesk of his/her service provider and know the progress status. A primary user of EFIG ยฎ will also be able to register maximum two of his family members who will also be granted access to the information of their electric fence energizer. These secondary users will have limited access but they will be able to get all the notifications and alarms history.

About

SolarMax Onyx

Features
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SolarMax Onyx APP to monitor inverter data/log and provide inverter configuration.

Screenshots

EFIG4 screens
SolarMax Onyx4 screens

Verdict

The call

EFIG and SolarMax Onyx are too close to call on the numbers: across 6 compared parameters โ€” price, update cadence, ads and in-app purchases among them โ€” neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

EFIG ships an update every 2 months, SolarMax Onyx every 4 months. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

ScorecardNo meaningful differences
EFIG versus SolarMax Onyx: the parameters behind the verdict, then further details
ParameterEFIGSolarMax Onyx
PriceFreeFree
Update frequencyEvery 2 months โ€” betterEvery 4 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad, iPod โ€” better
Requires iOS12.4 โ€” better13.4
Further details โ€” not scored
Size16 MB42 MB
Age rating4+17+
DeveloperUnisource SolutionsPower Highway

In-app purchases

None

EFIG

No in-app purchases

None

SolarMax Onyx

No in-app purchases

Questions

Is EFIG free?
EFIG is free to download, with no in-app purchases.
Is SolarMax Onyx free?
SolarMax Onyx is free to download, with no in-app purchases.
Do EFIG or SolarMax Onyx have ads?
Neither EFIG nor SolarMax Onyx shows ads.
Which is updated more often, EFIG or SolarMax Onyx?
EFIG ships an update every 2 months, and SolarMax Onyx every 4 months. Most recently, EFIG was updated on November 3, 2026 and SolarMax Onyx on October 31, 2026.

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