Comparison

kong calculator vs TextMath

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

Head to head

simple calculator

Natural Math & Unit Converter

Free

🔧 Utilities

No ratingsView app →

About

kong calculator

Features

Read full description

It is a simple calculator that provides a calculation history function.

About

TextMath

Features

Read full description

TextMath redefines how calculators work. No need to memorize complex button sequences - just input in natural language and get instant results. 【Core Features】 • Multi-tab management for organized calculations • Natural language input - type "15% of 200" or "100 USD to EUR" • Real-time calculation display with paper-style interface • Smart toolbar with mathematical and currency symbols • Supports basic math, percentages, currency & unit conversion • Automatic data saving and offline operation • Dark mode support 【Perfect For】 • Daily shopping calculations • Travel currency exchange • Work reports and data analysis • Students learning mathematics 【Technical Excellence】 • Precise calculation engine • Optimized performance • Local data storage for privacy • Regular updates Through natural language input and paper-style interface design, TextMath brings calculation back to its essence, becoming an extension of your thinking process. Download TextMath now and experience a different way of calculating.

Screenshots

kong calculator2 screens

TextMath4 screens

Verdict

The call

The clearest difference is in-app purchases: kong calculator at none against TextMath's 1. TextMath's advantage is ads (none vs shown). On price, update cadence, 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. TextMath sells 1 one-off in-app purchase. kong calculator asks for nothing beyond the download.

UpkeepUpdate frequency

kong calculator ships an update every 4 days, TextMath every 5 days. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

Scorecard2 real differences · 4 level

kong calculator versus TextMath: the parameters behind the verdict, then further details
Parameter	kong calculator	TextMath
Price	Free	Free
Update frequency	Every 4 days — better	Every 5 days
Ads	Yes	No — better
In-app purchases	No — better	Yes
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	15.0 — better	15.1
Further details — not scored
Size	20 MB	41 MB
Age rating	4+	4+
Developer	Changyeol Seo	MHOST LTD

In-app purchases

None

kong calculator

No in-app purchases

1 purchases

TextMath

One-time1

Unlimited Pages$1.99

Questions

Is kong calculator free?

kong calculator is free to download, with no in-app purchases.

Is TextMath free?

TextMath is free to download, with in-app purchases available.

Do kong calculator or TextMath have ads?

kong calculator shows ads; TextMath does not.

Which is updated more often, kong calculator or TextMath?

kong calculator ships an update every 4 days, and TextMath every 5 days. Most recently, kong calculator was updated on October 27, 2026 and TextMath on October 30, 2026.