mumbler vs Waddle Diary
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
mumbler
This app allows you to record your thoughts and feelings as text entries, timestamped and stored locally on your device. It offers a private space for personal reflection without requiring an internet connection. Entries are organized chronologically by date.
- Local storage for privacy
- Offline functionality
- Timestamped entries
- Chronological organization
- Secure personal reflection
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Mumbler는 혼잣말을 기록하는 메모 앱입니다. 300자 이내의 텍스트를 입력하면, 해당 시각과 함께 기기 내에 저장됩니다. 인터넷 연결 없이도 사용 가능하며, 기록은 날짜별로 정리되어 시간순으로 확인할 수 있습니다. 서버 없이 오직 사용자 기기 내에 저장되므로, 누구에게도 보여지지 않는 안전한 공간을 제공합니다. 말로 하지 못한 생각, 감정, 순간들을 Mumbler에 조용히 남겨보세요.
Waddle Diary
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Like a turtle — slow but steady, gathering your days one by one. Videos, dramas, movies, books, even papers — capture everything you watch and read with star ratings, notes, and photos. Daily diaries, and exchange diaries to share with friends, all in one app. ■ Record anything · YouTube, dramas, movies, books, papers, and more · Just paste a link and the preview image and title fill in automatically · Star ratings, notes, photo attachments ■ Daily diary · Record each day by date, with photos too ■ Smart search · Search the way you talk: "movies I watched last week", "5-star dramas" · All your entries spread out as tiles, narrowing as you type ■ Secret exchange diary · Tap the message below 3 times to unlock Shared Diary. (Tap it 3 times again to hide it.) · Swap diaries with friends over AirDrop · Organized by nickname, so you know who sent what ■ Make it yours · 5 pastel themes · Korean, English, Japanese, Chinese supported ■ Privacy first · No servers, no accounts. All data stays only on your phone · Works offline, and you can export a backup anytime Thank you for today. Let's keep gathering, one by one.
Screenshots
Verdict
mumbler and Waddle Diary are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | mumbler | Waddle Diary |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 days | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.1 | 14.0 — better |
| Further details — not scored | ||
| Size | 25 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | SEOYOUNG JO | JUNSUNG KIM |
In-app purchases
mumbler
No in-app purchases
Waddle Diary
No in-app purchases









