Comparison

tCheck vs GrowDoc

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

Head to head
About

tCheck

This app simplifies potency testing by calculating recipe doses and logging test results. Organize your herbal testing process and track infusions to understand what works best for you.

Highlights
  • Recipe dose calculation
  • CBV test logging
  • Review previous results
  • Organize herbal testing
  • Track infusion strength
Features
Read full description

Make potency testing easier! The tCheck iOS App allows you to calculate your recipe dose, log your CBV test and review previous results. Having your tests on your phone will help declutter and organize your herbal testing process. Being consistent is more than knowing your infusion strength, but also keeping track of what works best for you.

About

GrowDoc

Instantly diagnose cannabis plant issues with a single photo. Get science-backed solutions to improve THC, yield, and terpenes. Access expert guides and a male/female scanner for optimal growth.

Highlights
  • Photo diagnosis of cannabis plant problems
  • Science-backed solutions for plant health
  • Infographics, videos, and accurate images
  • Male/female plant scanner
  • Expert growing guides and blog
  • Covers various growing methods and scales
Features
Read full description

GrowDoc is your pocket-sized cannabis plant doctor; diagnose your cannabis plant problems faster than ever! An undiagnosed cannabis plant problem can drastically lower THC, yield, and terpenes! Never let another issue ruin your plants and flowers again. Cannabis plant problems that destroy plants and flower: - Pests - Nutrient Deficiencies/Toxicities - pH Imbalances - Nutrient Lock - Over/ Under Watering - Pathogens / Viruses - Light / Spray burn - and more With just one photo of your sick cannabis plant, our cutting-edge machine learning AI, combined with years of cannabis plant research, diagnoses and offers you solutions that work, making it the must-have app for new and experienced growers alike. That’s not all… Grow Better with these key features: - Photo diagnosis of your unhealthy cannabis plants - Heal your sick plant with science-backed solutions - Learn more about cannabis plant problems with helpful infographics, videos, and 100% accurate images from our many research projects - Make sure you are growing what you want with our male /female scanner - Get expert information and exclusive growing guides with the Growers Blog It doesn't matter whether you're growing out of passion, medicinally, hydroponically, organic, soil, large or small scale grow, indoor, or outdoor; GrowDoc helps you grow better because we are growers first and understand all of the struggles we growers face. Diagnose, Solve, and Grow with GrowDoc! AGREEMENTS: PRIVACY POLICY: https://growdoc.net/home/privacy_policy TERMS AND CONDITIONS: https://growdoc.net/home/terms_conditions OUR SOCIALS: FACEBOOK: https://www.facebook.com/grow.doc.395 INSTAGRAM: https://www.instagram.com/growdocapp/ PINTEREST: https://www.pinterest.ca/GrowDocApp/ LINKEDIN: https://www.linkedin.com/company/growdoc/ LINKTREE: https://linktr.ee/growdoc GrowDoc is registered in Canada and intended for the legal Cannabis markets only

Screenshots

tCheck4 screens
GrowDoc4 screens

Verdict

The call

The clearest difference is rating: tCheck at 5.0 against GrowDoc's 1.6. tCheck also leads on in-app purchases (none vs 2). GrowDoc's advantage is ratings volume (12 vs 3) and iOS requirement (12.0 vs 15.1). On price, review sentiment, update cadence and ads 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. GrowDoc sells 2 in-app purchases, starting at $49.99 per year. tCheck asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

tCheck holds the better App Store score, 5.0 against 1.6. Both are backed by a comparable volume of ratings — 3 and 12 respectively. Written reviews split almost evenly too, at 25% and 24% positive.

UpkeepUpdate frequency

tCheck ships an update every 2 months, GrowDoc every 5 weeks. The most recent releases landed on July 21, 2026 and September 23, 2026 respectively.

Scorecard5 real differences · 5 level
tCheck versus GrowDoc: the parameters behind the verdict, then further details
ParametertCheckGrowDoc
PriceFreeFree
Rating5.0 (3 ratings) — better1.6 (12 ratings)
Positive reviews25.0% of reviews — better24.2% of reviews
Number of ratings312 — better
Update frequencyEvery 2 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.112.0 — better
Further details — not scored
Size42 MB88 MB
Age rating12+17+
DeveloperEngineered Medical TechnologiesGrowDoc App Inc.

Customer experience

tCheck

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews28 reviews
Positive25.0%
Neutral10.7%
Negative64.3%

GrowDoc

All ratings12 ratings
Positive8.3%
Neutral8.3%
Negative83.3%
Written reviews33 reviews
Positive24.2%
Neutral12.1%
Negative63.6%

In-app purchases

None

tCheck

No in-app purchases

2 purchases

GrowDoc

Subscriptions1
  • Premium Yearly Membership$49.991 Year
One-time1
  • 1 Month Access$4.99

Questions

Is tCheck free?
tCheck is free to download, with no in-app purchases.
Is GrowDoc free?
GrowDoc is free to download, with in-app purchases available.
Which has better reviews, tCheck or GrowDoc?
tCheck is rated higher. tCheck averages 5.0 out of 5 from 3 ratings, while GrowDoc averages 1.6 from 12 ratings.
Do tCheck or GrowDoc have ads?
Neither tCheck nor GrowDoc shows ads.
Which is updated more often, tCheck or GrowDoc?
tCheck ships an update every 2 months, and GrowDoc every 5 weeks. Most recently, tCheck was updated on July 21, 2026 and GrowDoc on September 23, 2026.

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