Comparison

Flip Timer & stopwatch vs Trellis

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

Head to head
About

Flip Timer & stopwatch

This app offers a full-screen digital timer with a unique flip animation to visualize time progression. It also includes a stopwatch for tracking activities like workouts, study sessions, and work. Customize reminder sounds and background audio for an immersive experience.

Highlights
  • Full-screen digital timer
  • Flip animation for time visualization
  • Countdown timer
  • Stopwatch functionality
  • Customizable reminder sounds
  • Background sound options
  • Keep screen on for progress viewing
Features
Read full description

Flip Timer, A full-screen digital timer. Countdown, flip animation allows you to feel the passage of time; Stopwatch, record your sport, fitness, work, study and so on. - Swipe up or slide down to set the countdown duration - you can set up timed reminder sound - Focus on the work, you can set the background sound, so you immersed them. - Keep the screen on, You can view the progress of time at any time

About

Trellis

Features
Read full description

Turn a learning goal into your next action. Trellis brings study projects, daily tasks, a calendar, focus sessions and routines together. START WITH YOUR GOAL Create a project for an exam, a language, a skill or another learning goal. Add the resources you plan to use and the time you can give it. MAKE A PLAN YOU CAN FOLLOW Use AI planning to build a study schedule around your goal and resources. Preview each change to your plan, and undo it if it isn't right. SEE TODAY CLEARLY Find today's tasks, mark individual activities complete and see at a glance whether the day fits your time. Keep several learning projects within reach. STUDY WHERE YOUR MATERIAL IS Link mimosa documents, Seeds and Lotus decks to a project and open them from Today. Results come back to your plan. KEEP YOUR THINKING WITH THE PROJECT Save observations and useful information in project notes, alongside your learning resources. GIVE YOUR GOAL YOUR ATTENTION Start a focus session, track time spent studying and maintain daily routines. Designed for iPad and iPhone. Available in ten languages. AI planning requires internet access. Some features require an additional purchase; see the in-app offer for current availability and terms. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel them anytime in Settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://ymelihbozgeyik.github.io/trellis-support/privacy/

Screenshots

Flip Timer & stopwatch4 screens
Trellis4 screens

Verdict

The call

The clearest difference is ads: Trellis at none against Flip Timer & stopwatch's shown. Trellis also leads on update cadence (every 5 days vs every 3 months). Flip Timer & stopwatch's advantage is iOS requirement (15.0 vs 17.0). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Flip Timer & stopwatch sells 3 one-off in-app purchases and Trellis sells 6 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Flip Timer & stopwatch ships an update every 3 months, Trellis every 5 days. The most recent releases landed on October 16, 2026 and October 13, 2026 respectively.

Scorecard3 real differences · 7 level
Flip Timer & stopwatch versus Trellis: the parameters behind the verdict, then further details
ParameterFlip Timer & stopwatchTrellis
PriceFreeFree
Rating4.6 (7.6K ratings) — better—
Positive reviews68.6% of reviews—
Number of ratings7.6K — better—
Update frequencyEvery 3 monthsEvery 5 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS15.0 — better17.0
Further details — not scored
Size46 MB31 MB
Age rating4+4+
Developer俐 马Yusuf Melih Bozgeyik

Bugs and requests

Flip Timer & stopwatch

Reported bugs

3 issues
  • Timer randomly stops counting down
  • Unable to stop/reset timer once started
  • Ads prevent user from interacting with timer

Requested features

4 requests
  • Add option to set timer in hours/minutes/seconds
  • Implement repeat/loop functionality for timer
  • Allow custom alarm/notification sounds
  • Improve landscape mode support

Trellis

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

Flip Timer & stopwatch

One-time3
  • Remove Ads$0.99
  • All the skins$0.99
  • Pro Version$1.99
6 purchases

Trellis

Subscriptions3
  • Trellis Base$4.991 Month
  • Trellis Max7 Days trial$9.991 Month
  • Trellis Ultra$19.991 Month
One-time3
  • 50 Credit$3.99
  • 150 Credit$8.99
  • 400 Credit$17.99

Questions

Is Flip Timer & stopwatch free?
Flip Timer & stopwatch is free to download, with in-app purchases available.
Is Trellis free?
Trellis is free to download, with in-app purchases available.
Do Flip Timer & stopwatch or Trellis have ads?
Flip Timer & stopwatch shows ads; Trellis does not.
Which is updated more often, Flip Timer & stopwatch or Trellis?
Flip Timer & stopwatch ships an update every 3 months, and Trellis every 5 days. Most recently, Flip Timer & stopwatch was updated on October 16, 2026 and Trellis on October 13, 2026.

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