Comparison

Mental arithmetic quiz vs 旅行日记

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

Head to head

Mental arithmetic quiz

test your mental arithmetic

About

Mental arithmetic quiz

Features

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Results: Statistics and display of results based on different users (local user roles), the total number of practice questions + the number of correct questions + the number of errors + the number that will be completed in the future, as well as the stars you have obtained and the achievements you have achieved; Challenge: quick start; addition operation; subtraction operation; multiplication operation; division operation; endless challenge; Question Bank: (Question Bank Settings) Configure configuration settings for various calculations and customize quizzes that suit you;

About

旅行日记

Features

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记录旅行历程如果你喜欢旅行，喜欢去记录，来吧，记录下来 ===图文并茂=== 编辑文案，插入图片，一篇丰富的旅行日记将在你的手里诞生 ===文章上锁=== 独立密码，本地存储，安全无忧 ===如有问题，联系：potn8903@gmail.com

Screenshots

Mental arithmetic quiz4 screens

旅行日记3 screens

Verdict

The call

The clearest difference is update cadence: Mental arithmetic quiz at every 8 days against 旅行日记's every 7 months. On price, ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Mental arithmetic quiz ships an update every 8 days, 旅行日记 every 7 months. The most recent releases landed on May 17, 2026 and September 16, 2026 respectively.

Scorecard1 real difference · 5 level

Mental arithmetic quiz versus 旅行日记: the parameters behind the verdict, then further details
Parameter	Mental arithmetic quiz	旅行日记
Price	Free	Free
Update frequency	Every 8 days — better	Every 7 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	12.1	11.0 — better
Further details — not scored
Size	38 MB	59 MB
Age rating	4+	4+
Developer	LiRen Sun	Lei Sin Sun

In-app purchases

None

Mental arithmetic quiz

No in-app purchases

None

旅行日记

No in-app purchases

Questions

Is Mental arithmetic quiz free?

Mental arithmetic quiz is free to download, with no in-app purchases.

Is 旅行日记 free?

旅行日记 is free to download, with no in-app purchases.

Do Mental arithmetic quiz or 旅行日记 have ads?

Neither Mental arithmetic quiz nor 旅行日记 shows ads.

Which is updated more often, Mental arithmetic quiz or 旅行日记?

Mental arithmetic quiz ships an update every 8 days, and 旅行日记 every 7 months. Most recently, Mental arithmetic quiz was updated on May 17, 2026 and 旅行日记 on September 16, 2026.