Comparison

CaffPulse vs Watchables!

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

Head to head
About

CaffPulse

Visualize your caffeine levels with an interactive liquid display and understand its impact on your sleep. Get personalized insights and track your intake from over 70 popular brands to optimize your daily caffeine consumption.

Highlights
  • Interactive liquid caffeine display
  • Personalized sleep timing recommendations
  • Customizable metabolism settings
  • Database of 70+ brand drinks
  • Daily caffeine limit tracking
  • Caffeine decay charts
  • Home screen widgets
Features
Read full description

Track your caffeine intake beautifully and know exactly when it's optimal to sleep. CaffPulse shows you how caffeine moves through your body in real-time with a stunning interactive liquid display that responds to your phone's motion. No more guessing if that afternoon coffee will keep you up at night. WHY CAFFPULSE? Most people have no idea how much caffeine is actually in their system or how long it takes to clear. That 3pm latte? It could still be affecting your sleep at midnight. CaffPulse makes the invisible visible. FEATURES • Beautiful Liquid Display Watch your caffeine level visualized as an interactive liquid container. Tilt your phone and watch it slosh. The color shifts from amber to teal as you approach sleep-safe levels. • Know When to Sleep Get a clear answer: "Safe to sleep at 11:30 PM" or "47mg remaining - winds down in 3 hours." No more wondering. • Personalized to Your Body Set your metabolism speed, or go deeper with factors like age, weight, smoking status, and even genetic CYP1A2 variants. Your half-life, your way. • 70+ Brand Drinks Starbucks, Dunkin', Costa, Peet's, McDonald's and more. Tap your drink, select your size, done. • Streak Goals Set a daily caffeine limit and build streaks. Watch the flame grow as you hit your goals day after day. • Beautiful Charts See your caffeine decay throughout the day. Long-press to scrub through time and predict future levels. • Quick Widgets Log your favorite drinks right from your home screen without opening the app. • Smart Insights Daily tips based on your consumption patterns help you optimize your caffeine timing. DESIGNED FOR - Health-conscious coffee lovers - People optimizing their sleep - Anyone curious about caffeine's effects - Those reducing their caffeine intake Download CaffPulse and finally understand what caffeine is doing to your body.

About

Watchables!

Features
Read full description

An active pet, not an idle pet! Watchables is a virtual pet that lives on your watch. Unlock new critters, toys, and vehicles with physical activity, not screen time. No ads, no in-app purchases, no pressure. Meet the critters: https://watchables.fit 1 · Move: Steps and active minutes fill the bar. Walking, running, playing outside - it all counts! 2 · Level up: Levels are yours to spend. Fill the bar and a level is earned. 3 · Choose: Pick the next reward. Hatch an egg, earn a toy, or unlock a ride or play mode (like multi-pet playdates or sleepovers!)

Screenshots

CaffPulse4 screens

Verdict

The call

The clearest difference is update cadence: CaffPulse at every 5 days against Watchables!'s every 10 days. Watchables!'s advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.6). On price, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

CaffPulse ships an update every 5 days, Watchables! every 10 days. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

Scorecard3 real differences · 7 level
CaffPulse versus Watchables!: the parameters behind the verdict, then further details
ParameterCaffPulseWatchables!
PriceFreeFree
Rating4.5 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 5 days — betterEvery 10 days
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhoneiPhone, iPod, Apple Watch — better
Requires iOS18.615.0 — better
Further details — not scored
Size4 MB4 MB
Age rating12+4+
DeveloperAlex CarneiroWild Idea, LLC

In-app purchases

None

CaffPulse

No in-app purchases

None

Watchables!

No in-app purchases

Questions

Is CaffPulse free?
CaffPulse is free to download, with no in-app purchases.
Is Watchables! free?
Watchables! is free to download, with no in-app purchases.
Do CaffPulse or Watchables! have ads?
Neither CaffPulse nor Watchables! shows ads.
Which is updated more often, CaffPulse or Watchables!?
CaffPulse ships an update every 5 days, and Watchables! every 10 days. Most recently, CaffPulse was updated on October 24, 2026 and Watchables! on October 14, 2026.

Other comparisons