IZA vs 100 Year Diary Journal
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
IZA
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■ アプリ上から24時間いつでも予約が可能。 指名予約にも対応しているので担当スタッフのスケジュールを確認してからの予約が可能です。 ■ クーポン お得なクーポンが配信されます。ネット予約時にクーポン利用での予約も可能なので来店時もスムーズに施術頂けます。 ■ スタッフが施術したスタイルを掲載 前もって画像を確認しておけばスムーズなオーダーが可能です。 ■ マイページ機能 予約状況の確認やキャンセルがマイページ上から行えます。スタッフの登録が出来るので前もって担当者を登録しておけばマイページからスムーズな指名予約が可能です。又、マイページにお気に入りのヘアカタログを登録出来るので来店時に画像を見せるだけでイメージを伝えることが出来るので安心です。
100 Year Diary Journal
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100 Year Diary Journal is a private diary for revisiting the same date year by year. Your entries stay on your device, and you can use the app without creating an account. When you want a backup, export your diary as a Zip file and import it again later. Add one photo to each day and keep a quiet record you can continue for years. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: IZA at none against 100 Year Diary Journal's 11. IZA also leads on ads (none vs shown) and iOS requirement (13.0 vs 16.4). 100 Year Diary Journal's advantage is update cadence (every 3 days vs every 24 months). 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. 100 Year Diary Journal sells 11 in-app purchases, starting at $1.99 per month. IZA asks for nothing beyond the download.
IZA ships an update every 24 months, 100 Year Diary Journal every 3 days. The most recent releases landed on October 26, 2026 and October 31, 2026 respectively.
| Parameter | IZA | 100 Year Diary Journal |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 24 months | Every 3 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 3 MB | 63 MB |
| Age rating | 4+ | 4+ |
| Developer | shingo kamei | HARUKARY |
In-app purchases
IZA
No in-app purchases
100 Year Diary Journal
- Theme Pass Monthly$1.991 Month
- Theme Pass Yearly$19.991 Year
- Seaside Notebook$3.99
- Night Notebook$3.99
- Washi$3.99
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- Botanical Year$3.99
- Germany Journey$3.99
- Cafe Hours$3.99
- Japan Journey$3.99
- Italy Journey$3.99
- Remove ads$9.99
