# TM+ Pro vs Big G plus

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.

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

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.

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.

## The numbers

| Metric | TM+ Pro | Big G plus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (104 ratings)](https://appshunter.io/ios/app/tm-plus-pro/id1619222131/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/big-g-plus/id6811853709/reviews)** |
| Number of ratings | **104** | 1 |
| Positive reviews | 32.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 9 days** |
| Monetization | Free | Free |
| Size | 105 MB | 29 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 17+ | 17+ |
| Developer | [TrolMaster Agro Instruments Co., Limited](https://appshunter.io/developer/1619222133) | [佩 董](https://appshunter.io/developer/1760264449) |

## What reviewers say

### TM+ Pro

[App page](https://appshunter.io/ios/app/tm-plus-pro/id1619222131)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and works
- 👍 Prompt and human support
- 👍 Hardware and sensors are solid
- 👍 Pretty easy to use
- 👍 System works great

**What reviewers complain about**

- 🐛 App is trash
- 🐛 Wonky performance
- 🐛 Subpar accuracy
- 🐛 Times out all the time
- 🐛 Not user friendly

**Reported bugs**

- 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

**Requested features**

- 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

[App page](https://appshunter.io/ios/app/big-g-plus/id6811853709)

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:** Vision Pro support

**In-app purchases:** none


## Frequently asked 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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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*