Comparison

Plank King vs CatFit Timer

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

Head to head
About

Plank King

This app helps you build a consistent core-training habit with a focused plank timer and progressive 30-day plans. Track your progress, view trends, and stay motivated with streaks and achievements. It's designed for everyday use and habit tracking.

Highlights
  • One-tap plank timer
  • 30-day progressive plans
  • Workout history and progress trends
  • Daily habit reminders
  • Apple Health sync
  • Streaks, achievements, and leaderboards
Features
Read full description

Plank King is a focused plank timer and training-plan app for building a steady core-training habit. Use it to time each plank session, follow progressive 30-day plans, record your workout history, and see your streaks and trends at a glance. Start with a level that fits you, train within your limits, and keep small sessions consistent over time. What you can do with Plank King: - Start a clean plank timer in one tap - Follow beginner, intermediate, and advanced 30-day plans - Save workout history and view progress trends - Set reminders for your daily plank habit - Sync supported workouts with Apple Health - Keep motivation with streaks, achievements, and leaderboards Plank King is designed for everyday core training and habit tracking. It does not provide medical advice. Stop if you feel pain, and consult a qualified professional if you have health concerns. Subscription: Plank King may offer optional paid plans for premium features such as advanced plans, analytics, and unlimited history. Payment is charged to your Apple ID. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://flykey.notion.site/Privacy-Policy-4239beb3c3394b779c2fd1e215bfeff6?pvs=4

About

CatFit Timer

A straightforward workout timer for daily exercises like planks, stretching, and interval training. Focus on your workout without distractions or complicated setup. Ideal for building consistent movement habits.

Highlights
  • Minimalist design
  • Instant start
  • Workout-oriented timer
  • Gentle support
  • No setup required
Features
Read full description

CatFit Timer is a minimal workout timer designed for everyday exercise. It helps you start a workout anytime, anywhere, with no setup and no distractions. Whether you’re holding a plank, stretching, resting between sets, or doing short interval training, CatFit Timer covers the most common timing needs in daily bodyweight workouts. Just open the app and start — simple and straightforward. We believe staying active doesn’t require complicated plans or advanced training systems. Often, all you need is a clean and reliable timer that lets you focus on the moment. CatFit Timer is built exactly for that purpose. Perfect for: • Plank holds and static exercises • Rest timing between sets • Stretching and recovery • Home workouts and short daily sessions Key Features: • Minimal design focused on clarity and ease of use • Instant start with no learning curve • Workout-oriented timer, no unnecessary features • Gentle support that reduces pressure and encourages consistency CatFit Timer doesn’t offer workout plans or detailed analytics. It simply stays by your side and times each session quietly, helping you build a sustainable daily movement habit. If you’re looking for a simple, calm, and focused workout timer, CatFit Timer is made for you.

Screenshots

Plank King4 screens
CatFit Timer4 screens

Verdict

The call

The clearest difference is review sentiment: CatFit Timer at 86% against Plank King's 0%. CatFit Timer also leads on update cadence (every 2 weeks vs every 2 months). Plank King's advantage is monetization model (free with in-app purchases vs paid). On price, ads, 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. Plank King sells 3 in-app purchases, starting at $2.99 per month and CatFit Timer sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Plank King ships an update every 2 months, CatFit Timer every 2 weeks. The most recent releases landed on September 21, 2026 and September 6, 2026 respectively.

Scorecard3 real differences · 7 level
Plank King versus CatFit Timer: the parameters behind the verdict, then further details
ParameterPlank KingCatFit Timer
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews0.0% of reviews85.7% of reviews — better
Number of ratings—2 — better
Update frequencyEvery 2 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterPaid
DevicesiPhoneiPhone, iPad — better
Requires iOS17.017.0
Further details — not scored
Size33 MB11 MB
Age rating4+4+
Developer源 陈宇鹏 王

Customer experience

Plank King

Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

CatFit Timer

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews7 reviews
Positive85.7%
Neutral14.3%
Negative0.0%

In-app purchases

3 purchases

Plank King

Subscriptions3
  • Monthly Subscription$2.991 Month
  • Six-Month Subscription7 Days trial$14.996 Months
  • Premium Plus Bundle$24.991 Year
3 purchases

CatFit Timer

One-time3
  • Small Support$0.99
  • Buy Me a Coffee$2.99
  • Big Support$9.99

Questions

Is Plank King free?
Plank King is free to download, with in-app purchases available.
Is CatFit Timer free?
CatFit Timer is free to download, with in-app purchases available.
Do Plank King or CatFit Timer have ads?
Neither Plank King nor CatFit Timer shows ads.
Which is updated more often, Plank King or CatFit Timer?
Plank King ships an update every 2 months, and CatFit Timer every 2 weeks. Most recently, Plank King was updated on September 21, 2026 and CatFit Timer on September 6, 2026.

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