Comparison

Flip Timer & stopwatch vs Stopwatch 4 Time Study

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

Stopwatch 4 Time Study

This app helps record cycle times and perform simple time measurements. It offers automatic recording via accelerometer or camera, detailed statistical analysis, and data export options.

Highlights
  • Automatic recording via accelerometer/camera
  • Detailed statistical analysis (OEE, averages, dispersion)
  • Time recording with comments
  • Export data via email (CSV) or PDF report
  • Cloud sync and sharing
  • Customizable views (black/white, color-coded values)
Features
Read full description

Stopwatch 4 Time Study is a professional yet easy-to-use app for recording, analyzing, and documenting cycle times on iPhone and iPad. Features * Display times in decimal minutes (1/100 min) or minutes and seconds * Add, deactivate, reactivate, and delete individual measurements * Record cycle times manually or automatically * Automatic triggering using the accelerometer to detect movement or vibration * Automatic triggering using the camera by comparing a reference image with the current image * Define the number of parts produced per cycle * Apply individual performance ratings to measurements * Add notes and predefined reasons for interruptions * Configure side buttons for convenient operation Statistics and Analysis * Parts per hour * Average, range, minimum, and maximum * Accuracy (epsilon) and standard deviation * Number of valid measurements * Estimated number of additional measurements required to reach the configured accuracy target * Color-coded minimum and maximum values * Distribution chart, individual-value chart, and boxplot * Optional display or hiding of deactivated measurements * Outlier analysis based on the 1.5 IQR rule Managing Time Studies * Rename and delete recordings * Organize recordings in folders * Move recordings between folders * Sort recordings by name or date * Search recordings * Import and export time studies in the .sft format using the iOS Share Sheet * Export measurement data as CSV with configurable decimal and value separators * Create and restore complete ZIP backups Reports and Sharing * Generate comprehensive PDF time-study reports * Include statistics, charts, individual measurements, and notes * Share SFT, CSV, PDF, and ZIP files using the iOS Share Sheet iPad and Process Flow * Optimized split-view interface for iPad * Perform standard time studies using the same features available on iPhone * Import Process Flow projects prepared with the Stopwatch 4 TS Web App * Record individual activities and complete production cycles * Add part notes and interruption reasons * Export completed Process Flow measurements while preserving the original project and folder structure Additional Options * Light and dark appearance * Haptic feedback * Optional prevention of automatic screen locking * Configurable OEE, accuracy, performance-rating, and CSV settings * Read-only access to existing legacy iCloud recordings The legacy iCloud area is provided only for accessing and downloading existing cloud recordings. Uploading new recordings and sharing them using Sharing Keys are no longer supported.

Screenshots

Flip Timer & stopwatch4 screens
Stopwatch 4 Time Study3 screens

Verdict

The call

The clearest difference is in-app purchases: Stopwatch 4 Time Study at none against Flip Timer & stopwatch's 3. Stopwatch 4 Time Study also leads on ads (none vs shown) and review sentiment (100% vs 69%). Flip Timer & stopwatch's advantage is ratings volume (7.6K vs 1) and iOS requirement (15.0 vs 18.0). On price, update cadence 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. Stopwatch 4 Time Study asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Stopwatch 4 Time Study holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Flip Timer & stopwatch has 7.6K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 69% of Flip Timer & stopwatch's written reviews are positive against 100% of Stopwatch 4 Time Study's.

UpkeepUpdate frequency

Flip Timer & stopwatch ships an update every 3 months, Stopwatch 4 Time Study every 2 months. The most recent releases landed on September 25, 2026 and September 24, 2026 respectively.

Scorecard7 real differences · 3 level
Flip Timer & stopwatch versus Stopwatch 4 Time Study: the parameters behind the verdict, then further details
ParameterFlip Timer & stopwatchStopwatch 4 Time Study
PriceFreeFree
Rating4.6 (7.6K ratings)5.0 (1 ratings) — better
Positive reviews68.6% of reviews100.0% of reviews — better
Number of ratings7.6K — better1
Update frequencyEvery 3 monthsEvery 2 months — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better18.0
Further details — not scored
Size46 MB11 MB
Age rating4+4+
Developer俐 马Thomas Herzog

Customer experience

Flip Timer & stopwatch

All ratings7,580 ratings
Positive89.1%
Neutral4.8%
Negative6.1%
Written reviews280 reviews
Positive68.6%
Neutral8.2%
Negative23.2%

Stopwatch 4 Time Study

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

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

Stopwatch 4 Time Study

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
None

Stopwatch 4 Time Study

No in-app purchases

Questions

Is Flip Timer & stopwatch free?
Flip Timer & stopwatch is free to download, with in-app purchases available.
Is Stopwatch 4 Time Study free?
Stopwatch 4 Time Study is free to download, with no in-app purchases.
Which has better reviews, Flip Timer & stopwatch or Stopwatch 4 Time Study?
Stopwatch 4 Time Study is rated higher. Flip Timer & stopwatch averages 4.6 out of 5 from 7.6K ratings, while Stopwatch 4 Time Study averages 5.0 from 1 ratings.
Do Flip Timer & stopwatch or Stopwatch 4 Time Study have ads?
Flip Timer & stopwatch shows ads; Stopwatch 4 Time Study does not.
Which is updated more often, Flip Timer & stopwatch or Stopwatch 4 Time Study?
Flip Timer & stopwatch ships an update every 3 months, and Stopwatch 4 Time Study every 2 months. Most recently, Flip Timer & stopwatch was updated on September 25, 2026 and Stopwatch 4 Time Study on September 24, 2026.

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