Comparison

Summator vs Mumu Calculator

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

Head to head
About

Summator

This utility app functions as a specialized calculator for tracking expenses. It allows users to add items and their values, storing both the running total and the individual entries. This makes it easier to manage costs and correct mistakes compared to a standard calculator.

Highlights
  • Itemized expense tracking
  • Stores running total
  • Remembers entered numbers
  • Easy correction of entries
  • Basic calculator function
Features
Read full description

The program was conceived as a calculator for calculating the cost of the check. Put it in the cart the product and drive its value. The program remembers and outputs the result. Of course, you can count on a ordinary calculator. But, with the usual calculator, it is likely to make a mistake or lose the result in the middle of the list. The accumulator holds not only stores the sum, but the list of entered numbers. So to be mistaken difficult, and to correct easily. And the function of simple calculator is present.

About

Mumu Calculator

This app allows you to edit past calculations, making it easy to correct mistakes or continue complex math problems. It offers features like adding notes, tracking subtotals, and saving archives for organized financial management and everyday use.

Highlights
  • Edit past calculations with precise cursor placement
  • Add notes to calculation groups
  • Track subtotals
  • Save and reopen calculation archives
  • Restore deleted records
  • Copy selected records
Read full description

Mumu Calculator helps you continue calculations instead of starting over. Tap any past calculation to bring it back into the editor, place the cursor exactly where you want, and keep calculating. Add notes, track subtotals, save archives, restore deleted records, and keep long calculations organized for shopping, budgeting, and everyday math. Key Features • Tap any history entry to restore it to the editor • Edit expressions with precise cursor placement • Add notes to calculation groups • Track subtotals for longer calculation sessions • Save and reopen archives anytime • Restore deleted records from Recycle Bin • Copy selected records • Optional key click sounds • Voice Readout available with Pro Great for • shopping totals • household budgets • expense calculations • receipt math • daily calculations that need revision Pro Features • History Sorting • Batch Delete • Voice Readout • Ongoing feature updates

Screenshots

Summator2 screens
Mumu Calculator4 screens

Verdict

The call

The clearest difference is in-app purchases: Summator at none against Mumu Calculator's 1. Summator also leads on ads (none vs shown). Mumu Calculator's advantage is update cadence (every 3 weeks vs every 14 months). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Mumu Calculator sells 1 one-off in-app purchase. Summator asks for nothing beyond the download.

UpkeepUpdate frequency

Summator ships an update every 14 months, Mumu Calculator every 3 weeks. The most recent releases landed on October 15, 2026 and October 14, 2026 respectively.

Scorecard4 real differences · 6 level
Summator versus Mumu Calculator: the parameters behind the verdict, then further details
ParameterSummatorMumu Calculator
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews83.3% of reviews—
Number of ratings—1 — better
Update frequencyEvery 14 monthsEvery 3 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhoneiPhone, iPad — better
Requires iOS17.216.0 — better
Further details — not scored
Size1 MB10 MB
Age rating4+4+
DeveloperDmitri Roudakov楠 李

Customer experience

Summator

Written reviews6 reviews
Positive83.3%
Neutral16.7%
Negative0.0%

Mumu Calculator

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Summator

No in-app purchases

1 purchases

Mumu Calculator

One-time1
  • Lifetime Pro$2.99

Questions

Is Summator free?
Summator is free to download, with no in-app purchases.
Is Mumu Calculator free?
Mumu Calculator is free to download, with in-app purchases available.
Do Summator or Mumu Calculator have ads?
Mumu Calculator shows ads; Summator does not.
Which is updated more often, Summator or Mumu Calculator?
Summator ships an update every 14 months, and Mumu Calculator every 3 weeks. Most recently, Summator was updated on October 15, 2026 and Mumu Calculator on October 14, 2026.

Other comparisons