Comparison

KEEP PLANK 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

KEEP PLANK

Features
Read full description

\A simple app that lets you record your planks every day/ Start easily by tapping a button! ◇ What you can do with this app ・Measure the time you spend planking with one tap ・Make notes and manage your measurements ・See at a glance the days you planked on the calendar ・Don't forget to plank with the reminder function Keep doing planks and aim for a six-pack!

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

KEEP PLANK4 screens
CatFit Timer4 screens

Verdict

The call

The clearest difference is in-app purchases: KEEP PLANK at none against CatFit Timer's 3. KEEP PLANK also leads on update cadence (daily vs every 2 weeks). CatFit Timer's advantage is ads (none vs shown). On price, 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

Both are free to download. CatFit Timer sells 3 one-off in-app purchases. KEEP PLANK asks for nothing beyond the download.

UpkeepUpdate frequency

KEEP PLANK ships an update daily, CatFit Timer every 2 weeks. The most recent releases landed on September 4, 2026 and September 6, 2026 respectively.

Scorecard3 real differences · 7 level
KEEP PLANK versus CatFit Timer: the parameters behind the verdict, then further details
ParameterKEEP PLANKCatFit Timer
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews—85.7% of reviews
Number of ratings—2 — better
Update frequencyDaily — betterEvery 2 weeks
AdsYesNo — better
In-app purchasesNo — betterYes
Monetization—Paid
DevicesiPhoneiPhone, iPad — better
Requires iOS16.0 — better17.0
Further details — not scored
Size20 MB11 MB
Age rating4+4+
Developertatsuyuki shibuya宇鹏 王

In-app purchases

None

KEEP PLANK

No in-app purchases

3 purchases

CatFit Timer

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

Questions

Is KEEP PLANK free?
KEEP PLANK is free to download, with no in-app purchases.
Is CatFit Timer free?
CatFit Timer is free to download, with in-app purchases available.
Do KEEP PLANK or CatFit Timer have ads?
KEEP PLANK shows ads; CatFit Timer does not.
Which is updated more often, KEEP PLANK or CatFit Timer?
KEEP PLANK ships an update daily, and CatFit Timer every 2 weeks. Most recently, KEEP PLANK was updated on September 4, 2026 and CatFit Timer on September 6, 2026.

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