Comparison

Greenbot Hydra vs Time Calendar, Event, Task

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

Head to head
About

Greenbot Hydra

Features
Read full description

Take advantage of your hydroponic system with the Greenbot Hydra solution. Measure pH, EC, temperature, and water flow and take control of nutrients and water quality. Capture temperature, humidity, and CO2 levels to regulate lighting, fans, and more!

About

Time Calendar, Event, Task

Manage your events and reminders in one unified timeline. Plan your day with an intuitive interface and track your schedule at a glance. Powerful widgets allow you to view and complete tasks directly from your home screen.

Highlights
  • Unified event and reminder management
  • Intuitive timeline view
  • Powerful widget support
  • Minimalist design
  • Schedule and task completion from home screen
Features
Read full description

Time Calendar displays events and reminders in one unified timeline. Plan your day in the most intuitive way. Events and tasks in one place: ∙ Manage your scattered calendar events and reminders in one unified view. Intuitive Timeline: ∙ Grasp your day's flow at a glance with a chronological timeline view. Powerful Widget Support: ∙ Check your schedule and complete tasks directly from your Home Screen without opening the app. Minimal Design: ∙ Provides a clean design to help you focus solely on your time. This app complies with Apple’s standard EULA. https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Greenbot Hydra4 screens
Time Calendar, Event, Task4 screens

Verdict

The call

The clearest difference is in-app purchases: Greenbot Hydra at none against Time Calendar, Event, Task's 4. Greenbot Hydra also leads on iOS requirement (14.0 vs 26.0). Time Calendar, Event, Task's advantage is update cadence (every 4 days vs every 4 months). 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. Time Calendar, Event, Task sells 4 in-app purchases, starting at $1.99 per month. Greenbot Hydra asks for nothing beyond the download.

UpkeepUpdate frequency

Greenbot Hydra ships an update every 4 months, Time Calendar, Event, Task every 4 days. The most recent releases landed on October 28, 2026 and November 5, 2026 respectively.

Scorecard3 real differences · 7 level
Greenbot Hydra versus Time Calendar, Event, Task: the parameters behind the verdict, then further details
ParameterGreenbot HydraTime Calendar, Event, Task
PriceFreeFree
Rating—4.6 (16 ratings) — better
Positive reviews—90.4% of reviews
Number of ratings—16 — better
Update frequencyEvery 4 monthsEvery 4 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free
DevicesiPhone, iPad, iPodiPhone, iPad, Mac, Apple Watch — better
Requires iOS14.0 — better26.0
Further details — not scored
Size18 MB30 MB
Age rating4+4+
DeveloperBiobot SASPlum Co.

In-app purchases

None

Greenbot Hydra

No in-app purchases

4 purchases

Time Calendar, Event, Task

Subscriptions2
  • Time+ Monthly$1.991 Month
  • Time+ Yearly$14.991 Year
One-time2
  • Time+ Lifetime$19.99
  • Time+ Lifetime$29.99

Questions

Is Greenbot Hydra free?
Greenbot Hydra is free to download, with no in-app purchases.
Is Time Calendar, Event, Task free?
Time Calendar, Event, Task is free to download, with in-app purchases available.
Do Greenbot Hydra or Time Calendar, Event, Task have ads?
Neither Greenbot Hydra nor Time Calendar, Event, Task shows ads.
Which is updated more often, Greenbot Hydra or Time Calendar, Event, Task?
Greenbot Hydra ships an update every 4 months, and Time Calendar, Event, Task every 4 days. Most recently, Greenbot Hydra was updated on October 28, 2026 and Time Calendar, Event, Task on November 5, 2026.

Other comparisons