Comparison

M vs AizuDeck

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

Head to head
About

M

This utility app provides discreet timekeeping for situations where glancing at a watch is impractical. It's designed for performers, speakers, or anyone needing to monitor time without visual distraction.

Highlights
  • Discreet time display
  • Ideal for performances
  • Useful for speeches
  • Supports Apple Watch
  • iPhone and iPod compatible
Read full description

Comedians challenging a comedy contest cannot see their watch. If an app tell them the time, it's very helpful, so I made it. Maybe you can use this app for a speech in school or office.

About

AizuDeck

Features
Read full description

AizuDeck is a routine timer for Apple Watch that guides you through timed steps with haptic wrist taps โ€” no screen-watching needed. Build your routines as flows: name each step, set its duration, and choose a haptic cue pattern. Whether you're pacing a presentation, flowing through yoga poses, timing your morning routine, or managing cooking steps โ€” AizuDeck keeps you on track through touch alone. KEY FEATURES - Haptic Cues: 4 distinct patterns (Tap, Double, Triple, Long) signal each step transition on your wrist - Custom Flows: Name your steps, set durations, and pick cue patterns - Live Adjustments: Bump or trim time on the fly during a session - iPhone Sync: Edit flows on iPhone, run them on Watch โ€” always in sync via WatchConnectivity - Screen-Off Ready: Timer and haptics keep running when your wrist is down PERFECT FOR - Presenters who need to pace their talks without checking a clock - Yoga & meditation practitioners timing poses and breathing - Morning routines and daily rituals - Cooking with multi-step timing - Anyone who wants to stay in flow without screen distractions FLOWPASS (Optional) Free to use with core features. Upgrade to FlowPass for: - Unlimited deck slots - Unlimited steps per flow - Ad-free iPhone experience

Screenshots

AizuDeck4 screens

Verdict

The call

The clearest difference is in-app purchases: M at none against AizuDeck's 1. M also leads on update cadence (daily vs every 4 days) and iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. AizuDeck sells 1 one-off in-app purchase. M asks for nothing beyond the download.

UpkeepUpdate frequency

M ships an update daily, AizuDeck every 4 days. The most recent releases landed on October 3, 2026 and October 1, 2026 respectively.

Scorecard3 real differences ยท 5 level
M versus AizuDeck: the parameters behind the verdict, then further details
ParameterMAizuDeck
PriceFreeFree
Positive reviews100.0% of reviewsโ€”
Update frequencyDaily โ€” betterEvery 4 days
AdsNoNo
In-app purchasesNo โ€” betterYes
MonetizationFreeโ€”
DevicesiPhone, iPod, Apple WatchiPhone, iPad, Apple Watch
Requires iOS13.0 โ€” better17.0
Further details โ€” not scored
Size1 MB10 MB
Age rating4+4+
DeveloperTsuyoshi NakajimaYuya Nakai

In-app purchases

None

M

No in-app purchases

1 purchases

AizuDeck

One-time1
  • FlowPass$5.99

Questions

Is M free?
M is free to download, with no in-app purchases.
Is AizuDeck free?
AizuDeck is free to download, with in-app purchases available.
Do M or AizuDeck have ads?
Neither M nor AizuDeck shows ads.
Which is updated more often, M or AizuDeck?
M ships an update daily, and AizuDeck every 4 days. Most recently, M was updated on October 3, 2026 and AizuDeck on October 1, 2026.

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