Comparison

Pace Clock X vs Swim Set Interval Timer

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

Head to head
About

Pace Clock X

Features
Read full description

Pace Clock X is a simple app that displays a running clock, very similar to a digital clock you may see at a pool. Highly customizable: - Select Running clock or Set Modes - Select Color for the clock background and text - When running sets, configure - Start and Send Off Beep Sounds - Number of send offs - Send off interval - Warning beeps when a repeat is about to end - Clock and be configured so the colors change during the send off and warning periods

About

Swim Set Interval Timer

Features
Read full description

Swim Set Interval Timer is an easy‑to‑use swim interval timer for swimmers, coaches, triathletes and teams who run structured repeat sets. Designed for reliability and clarity, it combines iPhone‑based timing with an Apple Watch companion app for quick access and at‑a‑glance progress. Build repeatable swim sets, track intervals accurately, and focus on training—not managing a stopwatch or losing track of set count. Key Features: Flexible interval sets -Build swim sets with configurable intervals and repeat counts. Customizable timing modes -Choose how your intervals display and behave: -Count up or down -Optional goal hold time indicators -Available countdown blinking and/or audible beeps -Color customization to match your preferences or improve visibility on deck Phone‑first, reliable timing -The iPhone acts as the primary timer to ensure consistent and accurate set tracking. Apple Watch companion app -View live interval progress, start sets remotely, and stay in sync with your phone during workouts. Automatic resync -If the Watch display sleeps, it reconnects and updates instantly when you raise your wrist. Sharable set log -Automatically log completed sets and share your workout results with teammates, coaches, or training partners. Simple, focused design -No clutter — just the timing information swimmers and coaches actually need. Who It’s For: -Competitive swimmers running structured sets -Coaches providing interval-based practices from the pool deck -Athletes who want a clear, repeatable interval routine -Anyone who prefers simplicity over overloaded workout apps Apple Watch Notes: The Apple Watch app works as a companion to the iPhone app. Timing continues on the phone if the Watch screen goes to sleep, and the Watch display updates automatically when it becomes active again.

Screenshots

Pace Clock X4 screens
Swim Set Interval Timer4 screens

Verdict

The call

The clearest difference is price: Pace Clock X at Free against Swim Set Interval Timer's $1.99. On ads, in-app purchases, 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

Pace Clock X is free to download; Swim Set Interval Timer costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 4 level
Pace Clock X versus Swim Set Interval Timer: the parameters behind the verdict, then further details
ParameterPace Clock XSwim Set Interval Timer
PriceFree — better$1.99
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad, Apple Watch — better
Requires iOS26.2 — better26.4
Further details — not scored
Size5 MB5 MB
Age rating4+4+
DeveloperBig Fish SoftwareSTEVEN BRENT LEEPER

In-app purchases

None

Pace Clock X

No in-app purchases

None

Swim Set Interval Timer

No in-app purchases

Questions

Is Pace Clock X free?
Pace Clock X is free to download, with no in-app purchases.
Is Swim Set Interval Timer free?
Swim Set Interval Timer costs $1.99, with no in-app purchases.
Do Pace Clock X or Swim Set Interval Timer have ads?
Neither Pace Clock X nor Swim Set Interval Timer shows ads.

Other comparisons