贝壳日记 vs 快省鸭
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
贝壳日记
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"Shell diary" is a rich text editing diary application that supports editing rich elements such as title, picture, text, list, location, weather, etc. It is suitable for keeping a diary to record what you think and feel every day; As a memo, let the good idea not be forgotten; It's really a different taste to write every day and look back after a lot; Organize the activity, call the post and finish it in minutes. It has universal functions and can be used for a variety of needs. Occasionally pick up the shells at your feet, and when you finish walking on this beach, you can still remember the beautiful things you met.
快省鸭
This app aggregates internal discount coupons from across the web for various categories like food, entertainment, and shopping. It offers cashback, exclusive deals for new users, and daily discounts, aiming to help users save significantly each year.
- Internal discount coupons
- Up to 90% cashback
- New user exclusive deals
- Daily large coupons
- Brand discounts up to 70% off
- Daily sign-in rewards
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汇聚全网内部优惠券，覆盖吃、喝、玩、乐、购等全领域，平均每年可为用户节省数千元。 【购物特权】 1、通过领券购买的商品，最高返现90% 2、新人专享0元购活动 3、大额内部优惠券天天有，超省钱，超优惠 4、自营商城大额福利多多，尽享超值优惠 【尊享特权】 1、吃喝玩乐购都省钱，百亿补贴超划算 2、正品大牌折扣天天有，低至3折起 3、每日签到，福利活动玩转不停
Screenshots
Verdict
The clearest difference is ads: 贝壳日记 at none against 快省鸭's shown. 贝壳日记 also leads on update cadence (monthly vs every 3 months). On price, in-app purchases, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
贝壳日记 ships an update monthly, 快省鸭 every 3 months. The most recent releases landed on October 25, 2026 and October 19, 2026 respectively.
| Parameter | 贝壳日记 | 快省鸭 |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 5.0% of reviews |
| Update frequency | Monthly — better | Every 3 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 63 MB | 154 MB |
| Age rating | 4+ | 4+ |
| Developer | 洋 汪 | 栋杰 苑 |
In-app purchases
贝壳日记
No in-app purchases
快省鸭
No in-app purchases
