Comparison

TriTab Calc Flex vs 习惯成了

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

Head to head
About

TriTab Calc Flex

Features
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Three calculations, one clear screen. TriTab Calc Flex gives you three independent calculator tabs—A, B, and C—so you can switch between figures without losing your results or history. It is useful for comparing prices, shopping, estimates, travel, and splitting a bill. Key features - Running total shown as you type, before you press "=" - Three independent calculator tabs - Results and history retained for each tab - Copy results from history - +Tax for tax-inclusive prices - -Tax for calculating the pre-tax amount - 8%, 10%, or a custom tax rate - Square root, square, and percentage - Swipe to undo and redo - Compare the total and difference across all three tabs - Split bills with optional rounding - English, Japanese, Simplified Chinese, and Traditional Chinese Add only what you need The one-time Ad-Free & Display Pack removes the banner ad and unlocks high-contrast and dark themes plus larger text. The one-time Scientific Calculator Pack unlocks trigonometric and inverse trigonometric functions, log, ln, exponentials, square root, square, reciprocal, pi, e, DEG/RAD switching, and Night mode. There is no monthly or annual subscription. Every purchase is one time only, and purchases can be restored in this app using the same Apple ID.

About

习惯成了

Features
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好习惯,好未来 隐私政策: https://legal.babyplan.xin/privacy-policy.html 用户协议 (EULA): https://legal.babyplan.xin/user-agreement.html

Screenshots

TriTab Calc Flex4 screens
习惯成了4 screens

Verdict

The call

The clearest difference is price: 习惯成了 at Free against TriTab Calc Flex's $1.99. 习惯成了 also leads on in-app purchases (none vs 2) and ads (none vs shown). On update cadence 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

习惯成了 is free to download; TriTab Calc Flex costs $1.99 up front. TriTab Calc Flex sells 2 one-off in-app purchases. 习惯成了 asks for nothing beyond the download.

UpkeepUpdate frequency

TriTab Calc Flex ships an update every 6 days, 习惯成了 weekly. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

Scorecard5 real differences · 1 level
TriTab Calc Flex versus 习惯成了: the parameters behind the verdict, then further details
ParameterTriTab Calc Flex习惯成了
Price$1.99Free — better
Update frequencyEvery 6 days — betterWeekly
AdsYesNo — better
In-app purchasesYesNo — better
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.615.6 — better
Further details — not scored
Size7 MB44 MB
Age rating12+4+
DeveloperHIROKI MURAI晓 杨

In-app purchases

2 purchases

TriTab Calc Flex

One-time2
  • Scientific Calculator Pack$1.99
  • Display & Ad-Free Pack$2.99
None

习惯成了

No in-app purchases

Questions

Is TriTab Calc Flex free?
TriTab Calc Flex costs $1.99, and also offers in-app purchases.
Is 习惯成了 free?
习惯成了 is free to download, with no in-app purchases.
Do TriTab Calc Flex or 习惯成了 have ads?
TriTab Calc Flex shows ads; 习惯成了 does not.
Which is updated more often, TriTab Calc Flex or 习惯成了?
TriTab Calc Flex ships an update every 6 days, and 习惯成了 weekly. Most recently, TriTab Calc Flex was updated on October 31, 2026 and 习惯成了 on October 29, 2026.

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