Comparison

Master One vs IdeaVault

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

Head to head
About

Master One

This app guides you in building habits by focusing on one at a time. You can set custom durations, track your progress and streaks, and review your completed habits. It offers a clean, distraction-free interface with options to archive or restart habits.

Highlights
  • One habit focus
  • Custom habit durations
  • Streak and history tracking
  • Mastered habits archive
  • Minimalist design
  • Archive and restart habits
  • Strict mode for perfect streaks
Read full description

Master One helps you focus on building habits one at a time. Set your own duration, track streaks, update your progress, and celebrate every success. Features: ◆ One Habit at a Time: Simplify your focus for better results. ◆ Custom Durations: Choose how long to work on each habit. ◆ Streak & History Tracking: Monitor progress, edit past entries, and stay on track. ◆ Mastered Habits: Reflect on your growth with a list of completed habits. ◆ Clean, Minimal Design: Beautiful, simple, and distraction-free. ◆ Archive & Restart – Pause habits anytime and pick them up later. ◆ Strict Mode – Only count progress with perfect streaks—no gaps allowed. ◆ Themes – Personalize your experience with different styles.

About

IdeaVault

Read full description

IdeaVault is your personal idea storage — a quiet, organized space for every app concept, business idea, or future project living rent-free in your head. Capture ideas before they disappear. Add a title, write a description, break it down into features, and tag it so you can find it later. Each idea gets its own color theme so your vault feels as creative as the ideas inside it. WHAT YOU CAN DO - Add ideas with titles, descriptions, tags and feature breakdowns - Organize with color themes and custom tags - Edit and refine ideas anytime - Mark ideas as done when they become reality - Export your vault as JSON or Markdown to keep your ideas backed up and portable YOUR IDEAS STAY YOURS Everything is stored locally on your device only. No account. No cloud. No one else can see what you're building. BUILT FOR THINKERS Whether you're a founder, designer, developer, or just someone with too many ideas and nowhere to put them — IdeaVault gives your ideas a home. Capture, organize and never lose a great idea again.

Screenshots

Master One4 screens
IdeaVault4 screens

Verdict

The call

The clearest difference is in-app purchases: IdeaVault at none against Master One's 1. IdeaVault also leads on ads (none vs shown). Master One's advantage is iOS requirement (16.6 vs 18.5). On price 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. Master One sells 1 one-off in-app purchase. IdeaVault asks for nothing beyond the download.

Scorecard3 real differences · 6 level
Master One versus IdeaVault: the parameters behind the verdict, then further details
ParameterMaster OneIdeaVault
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 2 months—
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone
Requires iOS16.6 — better18.5
Further details — not scored
Size3 MB1 MB
Age rating4+4+
DeveloperMary OgawaVsega Mega d.o.o

In-app purchases

1 purchases

Master One

One-time1
  • LIFE_PURCHASE$0.99
None

IdeaVault

No in-app purchases

Questions

Is Master One free?
Master One is free to download, with in-app purchases available.
Is IdeaVault free?
IdeaVault is free to download, with no in-app purchases.
Do Master One or IdeaVault have ads?
Master One shows ads; IdeaVault does not.

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