Comparison

気になるメモ vs Idea Notes

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

Head to head
About

気になるメモ

Features
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メモしよう! 美味しいご飯やキレイな景色、好きなものをたくさん記録しよう!

About

Idea Notes

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"Capture your ideas — don't let them disappear." Tweet-style notes, organized with hierarchical tags, rediscovered at random. Make brainstorming a daily habit with your own personal idea journal. "Idea Notes" is a brain dump app designed to capture every spark, insight, and thought the moment it strikes. Tired of complex note-taking apps where ideas get buried under deep folder structures, or simple memo apps where notes are written and forgotten? "Idea Notes" rescues your ideas from the "write and forget" trap. Organize ideas flexibly with hierarchical tags. Reconnect with past thoughts through random rediscovery. Works fully offline, so you can capture ideas on the go, in bed, or anywhere inspiration strikes. By recording even just one idea a day, brainstorming becomes a natural habit. Features: ・Quick Capture: From launch to input in just 2 taps. Catch every spark and insight before it fades. ・Hierarchical Tag Organization: Organize ideas with nested tags. Add multiple tags to a single idea for multi-angle reflection. ・Random Rediscovery: Our signature feature surfaces forgotten ideas at random. Let your past self help your present self. ・Daily Idea Notification: A local notification delivers one past idea each day, turning reflection into a habit. ・Powerful Full-Text Search: Search across all your notes — find anything in seconds. ・Offline-First: No Wi-Fi needed. Launches instantly, captures instantly, even when you're off-grid. ・Image Attachments: Attach images to ideas to capture visual sparks alongside your thoughts. ・Archive Function: Hide ideas you don't need right now without deleting. Restore them anytime. ・Export Support: Keep your ideas as a personal asset with flexible export options. Start the habit of turning sparks into assets with "Idea Notes." ■ Pro Plan By purchasing the Pro Plan, you can unlock the following features: ※ The Pro Plan is a one-time purchase, not a subscription. 【Pro Plan Features】 ・Ad-free for uninterrupted thinking ・Up to 8 photos per note (vs. 2 in free) ・Unlimited tags (vs. 10 in free) ・Up to 4 nested tag levels (vs. 2 in free) ・Custom priority labels (vs. 4 in free) ・Unlimited daily random rediscoveries (vs. 10 per day in free) ・19 premium themes (vs. 7 in free) ・Export to PDF and text (Pro exclusive) For more information, please refer to the following: 1. Privacy Policy: https://giversthankapp.com/privacy-policy-for-idea-notes-quick-capture-en/ 2. Terms of Service: https://www.apple.com/legal/internet-services/itunes/us/terms.html

Screenshots

気になるメモ3 screens
Idea Notes4 screens

Verdict

The call

The clearest difference is in-app purchases: 気になるメモ at none against Idea Notes's 1. 気になるメモ also leads on ads (none vs shown) and update cadence (every 8 days vs every 3 weeks). 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. Idea Notes sells 1 one-off in-app purchase. 気になるメモ asks for nothing beyond the download.

UpkeepUpdate frequency

気になるメモ ships an update every 8 days, Idea Notes every 3 weeks. Both last shipped on October 11, 2026.

Scorecard4 real differences · 2 level
気になるメモ versus Idea Notes: the parameters behind the verdict, then further details
Parameter気になるメモIdea Notes
PriceFreeFree
Update frequencyEvery 8 days — betterEvery 3 weeks
AdsNo — betterYes
In-app purchasesNo — betterYes
DevicesiPhoneiPhone, iPad — better
Requires iOS16.1 — better18.6
Further details — not scored
Size33 MB34 MB
Age rating17+4+
DeveloperKeito KusanoRYOTA SUZUKI

In-app purchases

None

気になるメモ

No in-app purchases

1 purchases

Idea Notes

One-time1
  • Pro Plan$12.99

Questions

Is 気になるメモ free?
気になるメモ is free to download, with no in-app purchases.
Is Idea Notes free?
Idea Notes is free to download, with in-app purchases available.
Do 気になるメモ or Idea Notes have ads?
Idea Notes shows ads; 気になるメモ does not.
Which is updated more often, 気になるメモ or Idea Notes?
気になるメモ ships an update every 8 days, and Idea Notes every 3 weeks. Most recently, 気になるメモ was updated on October 11, 2026 and Idea Notes on October 11, 2026.

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