My Nikki vs おとなの日記帳
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
My Nikki
This app allows users to privately record daily events, thoughts, and photos in a simple, cute digital journal. It offers password protection for privacy and organizes entries into a visually appealing album format.
- Daily event recording
- Photo insertion (up to 10 per day)
- Calendar and list display
- Password lock for privacy
- Search function
- Notification reminders
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Everyone is using secretly, Simple easy and cute NO. 1 diary app "My Nikki" ◆ Thanks to 3.0 million downloads of My Nikki finally appeared on iOS! ◆ "Let's look back today's day for 5 minutes before going to bed." Unlike blogs and social networking, I set daily situations in my own iPhone diary I will spell the events and pictures of the day in a simple fashion with opening the application. By spelling yourself as it is, everyday everyday changes to your own story! By displaying the diary in a list, it becomes a cute album that is beautiful and nice arranged clean every month. Correspond well to privacy concerns firmly! Since password input can be set at the time of starting, it is safe when lending a smartphone to someone. There is no worry that people can see important diaries! (※ Password can not be reissued.In regard to the setting contents, please manage firmly with individuals.) 【To this situation! 】 · Casual scenery found by walking · Delicious dishes and sweets · Cute baby of relatives · Talking with friends at family restaurant · Pleasant everyday with friendly fellows with a sense of pre-clique 【Recommended for people like this】 · Those who do not keep a diary or blog · One who wants to make a photo album · People who love Purikura · Person who wants to look back on the days in private space only of myself · Those looking for a cute memo pad · If you want to manage photos for free · Those who want to record their child's daily growth · Person who wants to record everyday cooking · Those who want to organize pictures of your pride · Those who want to record happy memories such as travel · Those who want to take care of casual situations 【Function summary】 · Fill / Edit - Image insertion from camera roll (insertable up to 10 sheets per day) · Insert image deletion · Calendar display · Register your favorite photos · List display · Moving year, moving · Today move · Password lock · Password hint display ·Change Password · Privacy support · Notification function · Search function 【Subscription】 Remove Ads $1.99/monthly Premium $2.99/monthly - Your payment will be charged to your iTunes Account once you confirm your purchase. - Your iTunes Account will be charged again when your subscription automatically renews at the end of your current subscription perior unless auto-renew is turned off at least 24 hours prior to the end of the current period. - You can manage or turn off auto-renew in your Apple ID Account Settings any time after purchase. Privacy Policy: https://myapp.anysense.co.jp/privacypolicy/ Terms of Use: https://myapp.anysense.co.jp/terms/ ******* - Website https://mynikki.life/ - Twitter https://twitter.com/mynikkifun - Facebook https://www.facebook.com/mynikkiapp
おとなの日記帳
A simple and stylish diary app that allows you to attach unlimited photos to your entries. Easily write long entries with a convenient keyboard and secure your memories with a passcode lock.
- Unlimited photo attachments
- Batch photo selection
- Camera integration
- Convenient keyboard for long entries
- Multiple entries per day
- Passcode lock
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◉このアプリについて おとなの日記帳は写真も貼れるシンプルで軽量な日記アプリです。 数ある日記アプリの中でも一番使いやすくおしゃれなアプリかもしれません。 ◉こだわり - 写真の添付枚数は無制限 - 写真は一括選択して添付できる - カメラ撮影して添付できる - 便利なキーボードのおかげで長文もスラスラ書ける - 1日あたり何個でも日記を書ける - パスコードロック機能あり
Screenshots
Verdict
The clearest difference is update cadence: My Nikki at every 3 weeks against おとなの日記帳's every 3 months. おとなの日記帳's advantage is review sentiment (86% vs 73%). On price, rating, ratings volume and ads 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. My Nikki sells 2 in-app purchases, starting at $1.99 per month and おとなの日記帳 sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.7 for My Nikki against 4.6 for おとなの日記帳. Both are backed by a comparable volume of ratings — 31 and 21 respectively. Written reviews are what separate them: 73% of My Nikki's written reviews are positive against 86% of おとなの日記帳's.
My Nikki ships an update every 3 weeks, おとなの日記帳 every 3 months. Both last shipped on November 6, 2026.
| Parameter | My Nikki | おとなの日記帳 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (31 ratings) — better | 4.6 (21 ratings) |
| Positive reviews | 73.0% of reviews | 85.7% of reviews — better |
| Number of ratings | 31 — better | 21 |
| Update frequency | Every 3 weeks — better | Every 3 months |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone | iPhone |
| Requires iOS | 18.0 | 17 — better |
| Further details — not scored | ||
| Size | 57 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | AnySense Inc. | Masaki Hirano |
Customer experience
My Nikki
おとなの日記帳
In-app purchases
My Nikki
- Remove Ads$1.991 Month
- Premium$2.991 Month
おとなの日記帳
- 広告非表示機能$2.99
- バックアップ復元機能の開放$2.99








