Comparison

EO Guide vs Zen Track

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

Head to head
About

EO Guide

Discover how to integrate essential oils into your daily routine with this user-friendly guide. It offers hundreds of personal application guidelines to support your body's natural functions and learn about essential oil benefits.

Highlights
  • Hundreds of personal application guidelines
  • Support natural body functions
  • Learn essential oil benefits
  • Simple and compliant sharing
  • No prior knowledge required
Features
Read full description

EO Guide is your personal companion for essential oils, blends, and supplements — completely rebuilt from the ground up, with hundreds of compliant usage guidelines at your fingertips. Learn how to use essential oils in your daily life, the simple way. No prior knowledge required. Whether you're just starting out or have lived with oils for years, EO Guide meets you where you are. NEW IN THIS VERSION • Personal notes on every oil, topic, and tip • Custom aliases — rename products the way you know them • Smart search with filters for oils, blends, and supplements • Sync across all your devices • iPad support with landscape mode • Fresh, modern design WHAT'S INSIDE • Hundreds of detailed usage guidelines • Topics with recommended oils, applications, and AromaTouch instructions • Curated tips and background knowledge • Favorites, notes, and personal labels • Available in English, German, and French SUBSCRIPTION & FREE TRIAL Try EO Guide for free. Then unlock the full experience with a flexible subscription — cancel anytime. IMPORTANT NOTICE EO Guide is for educational and informational purposes only. The app is not intended to diagnose, treat, cure, or prevent any symptom or illness, and it does not replace a visit to your doctor. See the disclaimer and terms of use for details. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Zen Track

Features
Read full description

This App together with our smartwatch provides you with the best set of information straight from your wrist.  Without compromising your style, our smartwatch is not just a traditional smartwatch but a powerful sport computer to monitor your performance in real time, and also let you receive text message and notifications from your smartphone.  This App integrates with the Apple Health App.  A built-in pedometer tracks your steps, distance, and calories burned.  A built-in sleep monitor tracks your quality of sleep.  Powered with multi-sport functionality, our sport smartwatch lets you choose from a series of activity types such as running, biking, walking, hiking, trail run etc…  In addition to its training functions, our sport smartwatch will also notify you when receiving incoming calls, text messages or social networks notifications.

Screenshots

EO Guide4 screens
Zen Track4 screens

Verdict

The call

The clearest difference is in-app purchases: Zen Track at none against EO Guide's 4. Zen Track also leads on iOS requirement (13.0 vs 15.0). EO Guide's advantage is update cadence (weekly vs monthly). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. EO Guide sells 4 in-app purchases, starting at $0.99 per month. Zen Track asks for nothing beyond the download.

UpkeepUpdate frequency

EO Guide ships an update weekly, Zen Track monthly. The most recent releases landed on October 21, 2026 and October 12, 2026 respectively.

Scorecard3 real differences · 7 level
EO Guide versus Zen Track: the parameters behind the verdict, then further details
ParameterEO GuideZen Track
PriceFreeFree
Rating3.7 (3 ratings) — better—
Positive reviews53.6% of reviews—
Number of ratings3 — better—
Update frequencyWeekly — betterMonthly
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size46 MB228 MB
Age rating12+4+
DeveloperEO Guide GmbHSynergy Innovations Group Limited

In-app purchases

4 purchases

EO Guide

Subscriptions4
  • Monthly3 Days trial$0.991 Month
  • Monthly14 Days trial$0.991 Month
  • Yearly3 Days trial$9.991 Year
Show 1 more
  • Yearly6 Months trial$9.991 Year
None

Zen Track

No in-app purchases

Questions

Is EO Guide free?
EO Guide is free to download, with in-app purchases available.
Is Zen Track free?
Zen Track is free to download, with no in-app purchases.
Do EO Guide or Zen Track have ads?
Neither EO Guide nor Zen Track shows ads.
Which is updated more often, EO Guide or Zen Track?
EO Guide ships an update weekly, and Zen Track monthly. Most recently, EO Guide was updated on October 21, 2026 and Zen Track on October 12, 2026.

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