Comparison

Holyiot vs GridHUBB

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

Head to head

About

Holyiot

Features

Read full description

A device firmware upgrade application

About

GridHUBB

Features

Read full description

GridHUBB™ is a complementary software tool for the administration of Hubbell Utility Solutions intelligent devices. Quickly manage, and commission settings in an intuitive application that is packed with powerful tools and advanced reporting. Adaptive Workspace - Windows & iOS to work everywhere you do, from desktop to mobile phone. Multiple language settings ensure accessibility for diverse workforces. Easy setup and navigation - Frustration-free settings management offers seamless device setup and easy navigation Actionable Insights - Advanced reporting tools provide helpful insights and actionable data to support decision-making. Embedded Guidance - Guided self-help with embedded reference and training materials means help is just a click away

Screenshots

Holyiot3 screens

GridHUBB4 screens

Verdict

The call

The clearest difference is update cadence: GridHUBB at every 4 months against Holyiot's every 24 months. Holyiot's advantage is iOS requirement (12.0 vs 16.0). On price, ads, in-app purchases 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

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

Holyiot ships an update every 24 months, GridHUBB every 4 months. The most recent releases landed on October 7, 2026 and October 13, 2026 respectively.

Scorecard2 real differences · 4 level

Holyiot versus GridHUBB: the parameters behind the verdict, then further details
Parameter	Holyiot	GridHUBB
Price	Free	Free
Update frequency	Every 24 months	Every 4 months — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPad
Requires iOS	12.0 — better	16.0
Further details — not scored
Size	16 MB	179 MB
Age rating	4+	4+
Developer	Shenzhen Hong yi yun jia technology Co.,LTD	Hubbell Inc

In-app purchases

None

Holyiot

No in-app purchases

None

GridHUBB

No in-app purchases

Questions

Is Holyiot free?

Holyiot is free to download, with no in-app purchases.

Is GridHUBB free?

GridHUBB is free to download, with no in-app purchases.

Do Holyiot or GridHUBB have ads?

Neither Holyiot nor GridHUBB shows ads.

Which is updated more often, Holyiot or GridHUBB?

Holyiot ships an update every 24 months, and GridHUBB every 4 months. Most recently, Holyiot was updated on October 7, 2026 and GridHUBB on October 13, 2026.