Comparison

Flip Clock vs Oneline

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

Head to head
About

Flip Clock

This app offers a visually stunning and artistic way to display time on your device. It combines unique clock face designs with useful features like a Pomodoro timer and relaxing music. Customize the look with various themes, colors, and fonts to match your personal style.

Highlights
  • Artistic clock faces
  • Pomodoro timer
  • Stopwatch
  • Relaxing music
  • Customizable themes
  • Dark mode
Features
Read full description

A captivating and innovative clock app that revolutionizes the way time is displayed. Combining artistry with functionality, ClockByClocks offers a unique and mesmerizing clock experience on your device. With its visually stunning arrangement of numbers and dynamic movements, ClockByClocks transforms time into an artistic installation, making it a striking addition to your home or office. Customize your ClockClock with various themes, colors, fonts, and animations to match your style.  Key Features: - 3 different styles of clock faces - Pomodoro - Stopwatch - Relax, sleep and study music - Dark mode

About

Oneline

Capture your life's moments with a single line each day, creating a visual timeline of your experiences. Organize different aspects of your life into separate timelines and revisit past memories with a "On This Day" feature. Prioritizes privacy with local or iCloud storage and no tracking.

Highlights
  • Write one line per day
  • Scrollable vertical timeline
  • Pinch to zoom detail
  • Highlight important days
  • Add optional tags
  • Create multiple timelines
  • On This Day feature
Features
Read full description

Oneline is not a journal, it’s a timeline! Instead of long entries, prompts or gamification, Oneline helps you capture life as it happens, one simple line at a time. Over days, months, and years, those lines become a powerful personal memory. What you can do • Write one short line per day • Scroll through your life as a clean, vertical timeline • Pinch to zoom to see your life at different levels of detail • Highlight important days • Add optional tags • Create multiple timelines (Life, Work, Health, etc.) • Revisit past moments with On This Day Multiple timelines Life isn’t one-dimensional. Create separate timelines for different parts of your life and keep everything clear, intentional, and personal. On This Day Some memories deserve to resurface quietly. Oneline shows you what you wrote on this day in previous years, without notifications, pressure, or nostalgia traps. Privacy-first • No accounts required • Data stored locally or in your personal iCloud • No tracking • No ads • No social features Your timeline belongs to you. Your life doesn’t need streaks or likes. Just one honest line per day. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Flip Clock4 screens
Oneline4 screens

Verdict

The call

The clearest difference is in-app purchases: Flip Clock at none against Oneline's 2. Flip Clock also leads on ratings volume (21 vs 4) and iOS requirement (15.0 vs 17.6). Oneline's advantage is update cadence (weekly vs every 2 months) and rating (5.0 vs 4.7). On price, review sentiment, 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. Oneline sells 2 in-app purchases, starting at $12.99 per year. Flip Clock asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Oneline holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Flip Clock has 21 ratings behind it against 4, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Flip Clock ships an update every 2 months, Oneline weekly. The most recent releases landed on August 30, 2026 and August 19, 2026 respectively.

Scorecard6 real differences · 4 level
Flip Clock versus Oneline: the parameters behind the verdict, then further details
ParameterFlip ClockOneline
PriceFreeFree
Rating4.7 (21 ratings)5.0 (4 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings21 — better4
Update frequencyEvery 2 monthsWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, Apple Watch
Requires iOS15.0 — better17.6
Further details — not scored
Size15 MB12 MB
Age rating4+4+
Developer裕涛 兰Tild

Customer experience

Flip Clock

All ratings21 ratings
Positive90.5%
Neutral4.8%
Negative4.8%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Oneline

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Flip Clock

No in-app purchases

2 purchases

Oneline

Subscriptions1
  • Oneline Pro | Yearly3 Days trial$12.991 Year
One-time1
  • Oneline Pro | Lifetime$29.99

Questions

Is Flip Clock free?
Flip Clock is free to download, with no in-app purchases.
Is Oneline free?
Oneline is free to download, with in-app purchases available.
Which has better reviews, Flip Clock or Oneline?
Oneline is rated higher. Flip Clock averages 4.7 out of 5 from 21 ratings, while Oneline averages 5.0 from 4 ratings.
Do Flip Clock or Oneline have ads?
Neither Flip Clock nor Oneline shows ads.
Which is updated more often, Flip Clock or Oneline?
Flip Clock ships an update every 2 months, and Oneline weekly. Most recently, Flip Clock was updated on August 30, 2026 and Oneline on August 19, 2026.

Other comparisons