Comparison

20s Timer vs optDesk

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

Head to head
About

20s Timer

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Use the 20s Timer & Reminders for those essential activities. + 20 second timer + Set notifications to remind you + Pick from a set of sounds to make it clear that the 20s Timer app notified you + Use for power workouts + Timing essential duties Remove the Ads with In-App purchase

About

optDesk

Features
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OptDesk is a modern digital booking system designed for managing workstation bookings straight from the floor plan. This application is for users to book workstations within authorised timings from anywhere. Users Can: 1. Register themselves using their official email address after due verification of the mobile number and email address 2. Reset their password using the forgot password link 3. Check availability and book workstations for one or multiple workstations/days 4. View their bookings 5. Cancel their bookings 6. Scan their booked workstations to confirm occupancy 7. Book workstation from floor plan for the desired location 8. Email confirmation for each of the aforementioned activities is sent to the users registered email address

Screenshots

20s Timer2 screens
optDesk4 screens

Verdict

The call

The clearest difference is in-app purchases: optDesk at none against 20s Timer's 1. optDesk also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 37 months). On price, device support and iOS requirement 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. 20s Timer sells 1 one-off in-app purchase. optDesk asks for nothing beyond the download.

UpkeepUpdate frequency

20s Timer ships an update every 37 months, optDesk every 3 weeks. The most recent releases landed on September 24, 2026 and May 17, 2026 respectively.

Scorecard3 real differences · 3 level
20s Timer versus optDesk: the parameters behind the verdict, then further details
Parameter20s TimeroptDesk
PriceFreeFree
Update frequencyEvery 37 monthsEvery 3 weeks — better
AdsYesNo — better
In-app purchasesYesNo — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.012.0 — better
Further details — not scored
Size6 MB35 MB
Age rating4+4+
DeveloperMARK MANSERi2i softwares private limited

In-app purchases

1 purchases

20s Timer

One-time1
  • Remove Ads$2.99
None

optDesk

No in-app purchases

Questions

Is 20s Timer free?
20s Timer is free to download, with in-app purchases available.
Is optDesk free?
optDesk is free to download, with no in-app purchases.
Do 20s Timer or optDesk have ads?
20s Timer shows ads; optDesk does not.
Which is updated more often, 20s Timer or optDesk?
20s Timer ships an update every 37 months, and optDesk every 3 weeks. Most recently, 20s Timer was updated on September 24, 2026 and optDesk on May 17, 2026.

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