Comparison

Power Nap App vs Ohirune

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

Head to head
About

Power Nap App

This app helps you take effective power naps to restore wakefulness and improve performance. It features a timer, a variety of relaxing and pleasant alarm sounds, and a user-friendly interface. Get new energy for your day with scientifically proven methods.

Highlights
  • Power nap timer up to 30 minutes
  • Relaxing and pleasant alarm sounds
  • High quality audio tracks
  • Easy to use interface
  • Information on power naps
Features
Read full description

The Power Nap App is an alarm clock app with relaxing sounds and a sweet kitty cat. Power naps of less than 30 minutes restore wakefulness and promote performance and learning. This app helps you relax and get new energy for your stressful day in a scientifically proven way. === FEATURES === - Power nap timer up to 30 minutes - Relaxing sounds (Beach, Rain, Thunder and more) - Pleasant alarm sounds (Birds, Piano, Bells and more) - High quality audio tracks - Easy to use with a beautiful interface - Universal app for iPhone and iPad - Info page with instructions and all you need to know about power naps - A sweet kitty cat :)

About

Ohirune

This app provides a gentle nap timer with customizable durations and a charming cat mascot. It features soft wake-up bells and practical rest guides to help users recharge effectively. Ideal for office workers, night-shift staff, and parents needing short breaks.

Highlights
  • Customizable nap presets (5-60 minutes)
  • Soft wake-up bell
  • Cat mascot for a calming experience
  • Rest guides with preparation and wake-up steps
  • Nap history calendar heatmap
  • Streak counter
  • Offline functionality for core features
Features
Read full description

A gentler way to nap. Ohirune is a tiny nap timer with presets from 5 to 60 minutes, built around a soft wake-up bell and a cat mascot named Nemu. No siren, no shock — just a quiet nudge back into the day. Made for • Office workers who need a real lunch nap • Night-shift workers winding down • Parents grabbing 20 minutes between feedings Features • Presets: 5 / 10 / 15 / 20 / 30 / 45 / 60 minutes • Seven practical rest guides with preparation and wake-up steps (two free) • Gentle local notification wake-up • Calendar heatmap of past naps • Streak counter • Five cat mascots (Nemu is free; four are included with Pro) Ohirune Pro unlocks all seven rest guides, guide completion progress, and all five cats. It offers weekly and yearly auto-renewing subscriptions. The weekly plan renews every week and the yearly plan renews every year. Manage or cancel subscriptions anytime in Apple ID > Subscriptions. Built right • No account required; nap history stays on device • Core timer and history work offline • No ads • Quiet, beautiful UI A short rest can change the rest of your day. --- EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy: https://starcrown.co.jp/privacy

Screenshots

Power Nap App4 screens
Ohirune4 screens

Verdict

The call

The clearest difference is review sentiment: Power Nap App at 75% against Ohirune's 0%. Ohirune's advantage is ads (none vs shown) and update cadence (weekly vs every 140 months). On price, in-app purchases, monetization model 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. Power Nap App sells 1 one-off in-app purchase and Ohirune sells 5 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Power Nap App ships an update every 140 months, Ohirune weekly. The most recent releases landed on October 26, 2026 and October 28, 2026 respectively.

Scorecard3 real differences · 7 level
Power Nap App versus Ohirune: the parameters behind the verdict, then further details
ParameterPower Nap AppOhirune
PriceFreeFree
Rating4.4 (559 ratings) — better—
Positive reviews75.1% of reviews — better0.0% of reviews
Number of ratings559 — better—
Update frequencyEvery 140 monthsWeekly — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad — betteriPhone
Requires iOS18.017.0 — better
Further details — not scored
Size26 MB4 MB
Age rating4+4+
DeveloperVisualHype GmbHStarcrown Inc

Customer experience

Power Nap App

All ratings554 ratings
Positive86.5%
Neutral3.8%
Negative9.7%
Written reviews173 reviews
Positive75.1%
Neutral6.9%
Negative17.9%

Ohirune

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

Bugs and requests

Power Nap App

Reported bugs

2 issues
  • App not compatible with latest iOS versions
  • Alarm sometimes doesn't wake user

Requested features

3 requests
  • Extend timer to 45 or 60 minutes
  • Allow adjustable alarm volume
  • Add snooze functionality

Ohirune

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Power Nap App

One-time1
  • Premium$4.99
5 purchases

Ohirune

Subscriptions2
  • Weekly Pro$0.997 Days
  • Yearly Pro$22.991 Year
One-time3
  • Ohirune Cookie$0.99
  • Ohirune Coffee$1.99
  • Ohirune Cake$3.99

Questions

Is Power Nap App free?
Power Nap App is free to download, with in-app purchases available.
Is Ohirune free?
Ohirune is free to download, with in-app purchases available.
Do Power Nap App or Ohirune have ads?
Power Nap App shows ads; Ohirune does not.
Which is updated more often, Power Nap App or Ohirune?
Power Nap App ships an update every 140 months, and Ohirune weekly. Most recently, Power Nap App was updated on October 26, 2026 and Ohirune on October 28, 2026.

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