Comparison

Smart.Lock 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

Smart.Lock

Control and monitor door access remotely with this IoT application. It offers convenience, security, and a robust system for tracking attendance and access history, suitable for various environments.

Highlights
  • Remote door access control
  • Real-time monitoring
  • Attendance tracking
  • Access history log
  • User-friendly interface
Features
Read full description

Smart.Lock is an IoT application that empowers users to seamlessly control and monitor door access through a user-friendly mobile app. With its advanced features, this app offers not only convenience and security but also a robust attendance and history tracking system, making it an essential tool for homes, schools, offices, and businesses.

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

Smart.Lock4 screens
Big G plus4 screens

Verdict

The call

The clearest difference is device support: Big G plus at 4 against Smart.Lock's 2. Smart.Lock's advantage is iOS requirement (11.0 vs 15.0). On price, rating, ratings volume and update cadence 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

On the App Store both sit at effectively the same score — 5.0 for Smart.Lock against 5.0 for Big G plus. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

Smart.Lock ships an update weekly, Big G plus every 9 days. The most recent releases landed on November 3, 2026 and November 6, 2026 respectively.

Scorecard2 real differences · 7 level
Smart.Lock versus Big G plus: the parameters behind the verdict, then further details
ParameterSmart.LockBig G plus
PriceFreeFree
Rating5.0 (1 ratings)5.0 (1 ratings)
Number of ratings11
Update frequencyWeekly — betterEvery 9 days
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod, Mac — better
Requires iOS11.0 — better15.0
Further details — not scored
Size58 MB29 MB
Age rating17+17+
DeveloperVannak Seng佩 董

In-app purchases

None

Smart.Lock

No in-app purchases

None

Big G plus

No in-app purchases

Questions

Is Smart.Lock free?
Smart.Lock 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, Smart.Lock or Big G plus?
Smart.Lock and Big G plus are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do Smart.Lock or Big G plus have ads?
Neither Smart.Lock nor Big G plus shows ads.
Which is updated more often, Smart.Lock or Big G plus?
Smart.Lock ships an update weekly, and Big G plus every 9 days. Most recently, Smart.Lock was updated on November 3, 2026 and Big G plus on November 6, 2026.

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