Comparison

Age Notes vs BirthdayBook

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

Head to head
About

Age Notes

Features
Read full description

A simple and easy-to-use age management app that lets you quickly check the ages of your family and friends. Just register a person’s date of birth, and you can easily check their current age and upcoming birthday. Keep track of the ages of important people such as family members, relatives, friends, and partners. When you wonder, “How old are they now?” or “How old will they be on their next birthday?”, simply open the app and check right away. You can register a photo, category, theme color, and notes for each person, making it easy to keep everything organized. Home Screen widgets are also supported, so you can check frequently viewed people’s ages and dates of birth without opening the app. ● Main Features 【Easily Check Ages】 ・Register people ・Automatically calculate current age from date of birth ・Show how old they will be on their next birthday ・Show how many days remain until their birthday ・Support age display with months ・Check days, weeks, and months since birth 【Manage People Clearly】 ・Register names and dates of birth ・Add photos ・Set categories ・Set theme colors ・Save notes ・Reorder people 【Home Screen Widgets】 ・Supports Small, Medium, and Large widgets ・Choose which people to display in widgets ・Check names, ages, and dates of birth on the Home Screen ・Turn photo display on or off ・Quickly check important people’s ages without opening the app 【Birthday Notifications】 ・Set birthday notifications for each person ・Choose a notification time ・Helps you remember important birthdays 【Organize with Categories】 ・Organize people by family, relatives, friends, partners, and more ・Add, edit, and delete categories ・Filter people by category 【No Login Required】 ・Use the app right away without creating an account ・Manage saved information on your device ・Great for casually checking the ages of family and friends Organize the ages, dates of birth, and birthdays of your family and friends. A simple age notes app that helps you quickly check the ages of the important people in your life.

About

BirthdayBook

Features
Read full description

BirthdayBook is a birthday reminder with a countdown for everyone you care about. See how many days are left, get notified ahead of time, and never miss a birthday or anniversary again. Import birthdays from your Contacts or Calendar in a few taps, so you don't have to type them in one by one. FEATURES - Birthday countdown: days left, sorted by who's next, plus this month's upcoming birthdays - Import birthdays from Contacts and from yearly Calendar events; add birthdays to the Calendar - Reminders at a time you choose (1 week before, 3 days before, on the day), with optional per-person settings - Apple Watch app to check upcoming birthdays on your wrist - iCloud sync keeps your list up to date across your devices - Home Screen and Lock Screen widgets - Anniversaries and weddings, not just birthdays - Groups for family, friends and work - Photos and a custom emoji for each person - Automatic age and zodiac sign - Notes and gift ideas for each person, with a shortcut to search the web for gifts - Call, message or email from a person's page to send your wishes - Sort by name or date; share a birthday with friends - Export to CSV or ICS, import from CSV, and encrypted backup and restore FREE VERSION AND FULL ACCESS The free version displays banner ads and holds up to 30 entries. Per-person reminder settings, encrypted backup and restore, and CSV import and export require Full Access. A one-time Full Access purchase unlocks every feature, unlimited entries, and removes ads. Customers who previously bought the paid app also continue without ads. Privacy Policy: https://smallappworks.com/birthdaybook/privacy/ Support: https://smallappworks.com/birthdaybook/support/

Screenshots

Age Notes4 screens
BirthdayBook4 screens

Verdict

The call

The clearest difference is in-app purchases: Age Notes at none against BirthdayBook's 1. Age Notes also leads on update cadence (every 2 days vs every 10 days). On price, ads, device support and iOS requirement 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. BirthdayBook sells 1 one-off in-app purchase. Age Notes asks for nothing beyond the download.

UpkeepUpdate frequency

Age Notes ships an update every 2 days, BirthdayBook every 10 days. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 4 level
Age Notes versus BirthdayBook: the parameters behind the verdict, then further details
ParameterAge NotesBirthdayBook
PriceFreeFree
Update frequencyEvery 2 days — betterEvery 10 days
AdsYesYes
In-app purchasesNo — betterYes
DevicesiPhone, iPadiPhone, iPad, Apple Watch — better
Requires iOS17.616.0 — better
Further details — not scored
Size17 MB8 MB
Age rating4+4+
DeveloperMITSUKO MARGOT KUBOTA ONOTakumi Sekiguchi

In-app purchases

None

Age Notes

No in-app purchases

1 purchases

BirthdayBook

One-time1
  • Full Access$1.99

Questions

Is Age Notes free?
Age Notes is free to download, with no in-app purchases.
Is BirthdayBook free?
BirthdayBook is free to download, with in-app purchases available.
Do Age Notes or BirthdayBook have ads?
Both Age Notes and BirthdayBook show ads.
Which is updated more often, Age Notes or BirthdayBook?
Age Notes ships an update every 2 days, and BirthdayBook every 10 days. Most recently, Age Notes was updated on October 28, 2026 and BirthdayBook on October 25, 2026.

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