Comparison

Sum Up vs Tug Calc

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

Head to head
About

Sum Up

Features
Read full description

Quick Sum Calculator: Your Smart Addition Assistant Tired of complicated calculators? Sum Calculator makes adding numbers effortless with its intelligent input recognition and automatic error correction. EASY TO USE Just type or paste your numbers using any separator (commas, spaces, line breaks) - our calculator automatically identifies and adds them up! SMART FEATURES - Multiple Delimiter Support - Use commas, spaces, semicolons, or line breaks - Automatic Error Correction - Non-numeric characters are automatically filtered - Decimal & Negative Numbers - Handle all types of calculations - Large Number Support - Easily work with thousand separators - Quick Results - Get instant totals with one tap DESIGNED FOR EVERYONE - Clean, intuitive interface - Works perfectly on all devices - Multiple language support - No internet connection required Perfect for: - Quick daily calculations - Adding shopping lists - Budget planning - Receipt totaling - Any situation where you need to add numbers quickly Download Quick Sum Calculator now and experience the easiest way to add numbers on your device! No ads, no unnecessary permissions - just pure functionality.

About

Tug Calc

Read full description

Tug Calc is a calculator that can be connected by sliding. It supports multiple numerical connections, direct correlation of operation results, scientific operations, and rich mathematical charts, including line charts, bar charts, pie charts, polar coordinates, etc. 【Connection Value】 Press and hold the value and drag it to other value positions to complete the connection, and the calculation results will be related to each other after connecting the values, so that you can enter multiple calculations at one time. 【Flexible Labels】 Add tags to the values, the associated values can be modified synchronously, the calculation process is easy to remember, and the operation results are defined by you. 【Rich Charts】 Rich mathematical charts are supported, including line charts, bar charts, pie charts, polar coordinates, etc. Drag and drop values to the specified area to create a new chart, and drag and drop the values to an existing chart to add a plot directly. 【Scientific Computing】 In addition to basic addition, subtraction, multiplication and division operations, the calculator also supports scientific operation mode. Including power exponential operations, logarithmic operations, trigonometric function operations, factorial operations, integer operations, etc. 【Convenient Keyboard】 The software has a built-in convenient computer keyboard, which is tailor-made for calculus, and can quickly complete the calculation and calculation input. 【File Management】 Support operation file management, different operations are saved separately, and the historical record is convenient for backtracking. 【Snapshot Export】 Support program snapshot export, the calculation process is clear at a glance, easy to share, and the results are presented in seconds. 【Paid Membership Features】 - Computing file management - Increased number of cards available - Increased number of available charts 【Activate Paid Membership】 Paid members are available as a subscription or as a permanent activation Membership Service Agreement: https://tugcalc-serviceagreement.mysxl.cn/

Screenshots

Sum Up4 screens
Tug Calc4 screens

Verdict

The call

The clearest difference is in-app purchases: Sum Up at none against Tug Calc's 4. Tug Calc's advantage is update cadence (every 5 days vs every 8 months) and device support (4 vs 2). On price and ads 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. Tug Calc sells 4 in-app purchases, starting at $0.99 per month. Sum Up asks for nothing beyond the download.

UpkeepUpdate frequency

Sum Up ships an update every 8 months, Tug Calc every 5 days. Both last shipped on October 28, 2026.

Scorecard4 real differences · 2 level
Sum Up versus Tug Calc: the parameters behind the verdict, then further details
ParameterSum UpTug Calc
PriceFreeFree
Update frequencyEvery 8 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPodiPhone, iPad, iPod, Mac — better
Requires iOS15.013.0 — better
Further details — not scored
Size16 MB54 MB
Age rating4+4+
Developer佳伟 蔡嘉欣 胡

In-app purchases

None

Sum Up

No in-app purchases

4 purchases

Tug Calc

Subscriptions3
  • Monthly Subscriptions$0.991 Month
  • Quarterly Subscriptions$0.993 Months
  • Annual Subscription$2.991 Year
One-time1
  • Perpetual Subscription$4.99

Questions

Is Sum Up free?
Sum Up is free to download, with no in-app purchases.
Is Tug Calc free?
Tug Calc is free to download, with in-app purchases available.
Do Sum Up or Tug Calc have ads?
Neither Sum Up nor Tug Calc shows ads.
Which is updated more often, Sum Up or Tug Calc?
Sum Up ships an update every 8 months, and Tug Calc every 5 days. Most recently, Sum Up was updated on October 28, 2026 and Tug Calc on October 28, 2026.

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