Master One vs IdeaVault
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- One habit focus
- Custom habit durations
- Streak and history tracking
- Mastered habits archive
- Minimalist design
- Archive and restart habits
- Strict mode for perfect streaks
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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.
IdeaVault
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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
Verdict
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
Both are free to download. Master One sells 1 one-off in-app purchase. IdeaVault asks for nothing beyond the download.
| Parameter | Master One | IdeaVault |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months | — |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone | iPhone |
| Requires iOS | 16.6 — better | 18.5 |
| Further details — not scored | ||
| Size | 3 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Mary Ogawa | Vsega Mega d.o.o |
In-app purchases
Master One
- LIFE_PURCHASE$0.99
IdeaVault
No in-app purchases









