Comparison

TM+ Pro vs Big G plus

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

Head to head
About

TM+ Pro

Remotely monitor and control horticulture automation systems for various growth facilities. Features include a new UI, historical charts, device customization, a logbook, and a community forum for growers to share insights and support.

Highlights
  • Remote access to control systems
  • Historical data charting
  • Customizable device display
  • Plant logbook function
  • Grower community forum
  • Controller sharing
Features
Read full description

TM+ Pro offers you remote access and control of the TrolMaster control systems: Green-X,Tent-X,Hydro-X,Hydro-X Pro,Hydro-X Plus, Aqua-X,Aqua-X Pro,Aqua-X Plus, Carbon-X and Hawkeye. The controllers and control systems provide the ultimate solution for horticulture automation, enabling you to monitor and control every aspect of your growth facilities anywhere, anytime. This new and advanced version is a major upgrade and improvement featuring: New UI: Clear and friendly user experience. Historical Chart: All historical data will be presented in one graph, making it easier to compare the data collected. New devices display customization: You can individually rename and add photos on all devices in the App for better management. New Logbook function: Allows you to track your plant stages, time and date. Log the plant data such as Environment and feeding parameters; plant information and room setup details. New Community page: Follow your favorite growers. Share your logbook and view other grower’s logbooks, a more user-friendly Forum. New Support page: Featuring “Product Learning” “Help” page with FAQ and Q&A. Forum: You can also share, like, comment, and post questions or any thoughts in Community, a place where growers can share ideas and grow together. Sharing controller: Owner can share his controllers with other user accounts. Giving the ability to authorize multiple accounts to access the same controller.

About

Big G plus

Monitor grow room environments in real-time, receive critical alerts before issues arise, and leverage an AI assistant trained in cultivation. Manage multiple rooms, invite team members, and sync data with your grow-room controllers.

Highlights
  • Real-time environmental monitoring (temp, humidity, CO2, PPFD, VPD)
  • Customizable alerts for out-of-range values
  • AI assistant for cultivation advice
  • Team collaboration with read-only access
  • Grow room status visualization
  • Data export and history charts
Features
Read full description

Big G plus is the companion app for Big G grow-room controllers. See every room at a glance, get alerted before a problem costs you a crop, and ask an AI assistant that actually knows cultivation. MONITOR EVERY ROOM • Live temperature, humidity, CO₂, PPFD and VPD for each room • Colour-coded room status: day, night, alarm, offline • History charts by day, week or month, with CSV export; rotate your phone for a full-width view ALERTS THAT REACH YOU • Set your own thresholds per room and metric • Push notifications on your phone when a value goes out of range • Probe and connection diagnostics, acknowledge alerts and keep a history KEEP YOUR GROW RECORDS • Daily room checks, nutrient and irrigation records, quality-control posts with photos and video • Water-room recipes and warehouse stock, all in one place • Works offline: entries are saved on the phone and uploaded when you are back online ASK THE AI • Built-in assistant trained on cultivation know-how: VPD targets, feeding, lighting, environment • Answers in your language, with sources • Conversation history synced across your devices RUN IT AS A TEAM • Multiple farms, multiple rooms, grouped by growth stage • Invite team members per farm with role-based access • Sign in with Google or Apple, or with email WORKS WITH BIG G CONTROLLERS • Add a controller by scanning its QR code or entering the serial number, name rooms, switch scene modes • Room names sync to the controller screen Big G plus is built for growers who want their environment data in one place and a second opinion when something looks o provided for information; keep independent safety limits on your equipment. Available in English, 中文, ไทย, Deutsch, Español, Français, Português, Русский, Italiano, Nederlands, Polski and Burmes

Screenshots

TM+ Pro4 screens
Big G plus4 screens

Verdict

The call

The clearest difference is rating: Big G plus at 5.0 against TM+ Pro's 3.1. Big G plus also leads on update cadence (every 9 days vs every 5 weeks) and device support (4 vs 2). TM+ Pro's advantage is ratings volume (104 vs 1). On price, ads, in-app purchases and monetization model 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

Big G plus holds the better App Store score, 5.0 against 3.1. That said, the two scores are not equally well evidenced: TM+ Pro has 104 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

TM+ Pro ships an update every 5 weeks, Big G plus every 9 days. The most recent releases landed on November 7, 2026 and November 6, 2026 respectively.

Scorecard4 real differences · 6 level
TM+ Pro versus Big G plus: the parameters behind the verdict, then further details
ParameterTM+ ProBig G plus
PriceFreeFree
Rating3.1 (104 ratings)5.0 (1 ratings) — better
Positive reviews32.4% of reviews—
Number of ratings104 — better1
Update frequencyEvery 5 weeksEvery 9 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod, Mac — better
Requires iOS15.015.0
Further details — not scored
Size105 MB29 MB
Age rating17+17+
DeveloperTrolMaster Agro Instruments Co., Limited佩 董

Customer experience

TM+ Pro

All ratings100 ratings
Positive50.0%
Neutral8.0%
Negative42.0%
Written reviews34 reviews
Positive32.4%
Neutral11.8%
Negative55.9%

Big G plus

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

TM+ Pro

Reported bugs

17 issues
  • Version is wrong, cannot use
  • App times out frequently
  • Master controller turns light off/on
  • Historical data timestamps not chronological
  • App won't show devices after update
Show 12 more
  • Schedule page data entry fields are buggy
  • Cannot add software after update
  • App cannot display data
  • App doesn't refresh without re-selecting controller
  • Cannot control devices from app
  • App crashes often
  • App doesn't update with real-time readings
  • History graphs poorly scale data
  • Difficult to scroll zoomed graphs
  • VPD data rounded
  • Takes long for data to refresh
  • Issues with verifying email

Requested features

5 requests
  • Add indication for port status
  • Improve historical data display
  • Allow settings changes through app
  • Faster AVG parameter updates
  • More online info for new units

Big G plus

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

TM+ Pro

No in-app purchases

None

Big G plus

No in-app purchases

Questions

Is TM+ Pro free?
TM+ Pro is free to download, with no in-app purchases.
Is Big G plus free?
Big G plus is free to download, with no in-app purchases.
Which has better reviews, TM+ Pro or Big G plus?
Big G plus is rated higher. TM+ Pro averages 3.1 out of 5 from 104 ratings, while Big G plus averages 5.0 from 1 ratings.
Do TM+ Pro or Big G plus have ads?
Neither TM+ Pro nor Big G plus shows ads.
Which is updated more often, TM+ Pro or Big G plus?
TM+ Pro ships an update every 5 weeks, and Big G plus every 9 days. Most recently, TM+ Pro was updated on November 7, 2026 and Big G plus on November 6, 2026.

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