VPD Chart vs GrowBotiq Lab
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
VPD Chart
This app calculates Vapor Pressure Deficit (VPD) using air temperature, relative humidity, and canopy temperature. It offers real-time charting, sensor integration, and educational tools to understand plant growth environments. Organize data by zones and visualize dew point areas.
- VPD calculation
- Interactive VPD chart
- Sensor integration
- Zone organization
- Dew point visualization
- Grow Timeline
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The app calculates VPD using air temperature, relative humidity, and canopy temperature. View real-time VPD values on an interactive chart. Connect sensors for automated readings or manually input data via intuitive sliders and text inputs. Key features: • Interactive VPD chart with manual input • Default crop types • Organize charts by assigning them to different zones • Display spots that share the same VPD value • Zoom in and out of the VPD chart with a two-finger pinch and drag to pan around • VPD Target - long-press the chart to set a target VPD value • Dew point area visualization • Grow Timeline • Sync sensor historical data by importing it from sensor's app, via cloud APIs, or bluetooth • Explore sensor history by panning and zooming Supported bluetooth devices: • AC Infinity Cloudcom B2, A2, B1 • SensorPush: HT1, HT.w, HT.xw • Govee: H5051, H5072, H5074, H5075, H5100, H5101, H5102, H5103, H5104, H5105, H5174, H5177, H5179 • SwitchBot: Meter, Plus, Indoor Outdoor • Ruuvi: RuuviTag and RuuviTag Pro • Inkbird: IBS-TH1, IBS-TH1 Plus, IBS-TH2, IBS-TH2 Plus • ThermoPro: TP351, TP357, TP358, TP359 • VIVOSUN AeroLab THB1S • Shelly BLU H&T • Xiaomi Mijia 2 (LYWSD03MMC) (original and pvvx firmware) Supported devices with API connectivity: • Govee • Pulse • UbiBot • Ecowitt • Tuya • SensorPush Educational benefits: • Interactive Learning: Explore the dynamics of VPD based on changes in temperature and relative humidity by manipulating input sliders and animating the chart • Canopy - Air Temperature Link: Easily visualize and set values by linking canopy temperature to air temperature • Chart Bands Control: Toggle chart bands on/off (dew, under transpiration, prop, veg, flower, over transpiration) for a comprehensive understanding Included: 1 chart with manual input and grow timeline, device data sync & explore, default crops VPD Chart Plus subscription unlocks: • Unlimited charts • Automated VPD calculation by using sensors as the input data source • Background monitoring and Alerts (temperature, RH, VPD) • VPD history timeline, available on sensor-driven VPD charts • Custom crops Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
GrowBotiq Lab
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Growbotiq Lab is your smart assistant for trichome analysis. Use your iPhone's macro camera for live detection or upload photos to analyze trichomes with powerful AI — all processed offline, directly on your device. Manage your plants in My Farm: save photos, track trichome data and monitor plant health with intuitive charts. Whether you're a home grower or a professional, Growbotiq Lab helps you pinpoint the perfect harvest time by identifying trichome maturity — transparent, cloudy or amber. WHAT YOU CAN DO • Read trichome maturity from a live shot or from your photo library • Tag where on the plant each scan came from • Follow the trend day by day, with weekly averages and a real timeline • Pick the effect you want and see when the harvest window opens • Log climate, irrigation, training and light for every room • Get alerted when temperature, humidity, EC or pH drift out of range • Look up pests and diseases, with biologicals, sprays and nutrients • Export a full crop report as a PDF, built from your own logs Fast, private, and built for growers who demand precision in the palm of their hand. Terms of Use: https://growbotiq.com/growbotiq-lab-terms/ Privacy Policy: https://growbotiq.com/growbotiq-lab-privacy/
Screenshots
Verdict
The clearest difference is update cadence: VPD Chart at every 3 weeks against GrowBotiq Lab's every 6 months. 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
Both are free to download. VPD Chart sells 2 in-app purchases, starting at $3.99 per month and GrowBotiq Lab sells 3 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.
VPD Chart ships an update every 3 weeks, GrowBotiq Lab every 6 months. The most recent releases landed on September 22, 2026 and September 13, 2026 respectively.
| Parameter | VPD Chart | GrowBotiq Lab |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (30 ratings) — better | — |
| Positive reviews | 73.7% of reviews | — |
| Number of ratings | 30 — better | — |
| Update frequency | Every 3 weeks — better | Every 6 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 16.6 |
| Further details — not scored | ||
| Size | 49 MB | 108 MB |
| Age rating | 4+ | 17+ |
| Developer | INNOVO DEV S.R.L. | danilo birbiglia |
In-app purchases
VPD Chart
- VPD Chart Plus (monthly)3 Days trial$3.991 Month
- VPD Chart Plus (annual)3 Days trial$29.991 Year
GrowBotiq Lab
- Pro Monthly$5.991 Month
- Pro Annual$39.991 Year
- Pro Lifetime$89.99
Questions
Is VPD Chart free?
Is GrowBotiq Lab free?
Do VPD Chart or GrowBotiq Lab have ads?
Which is updated more often, VPD Chart or GrowBotiq Lab?
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