Comparison

HEXCalc(binary conversion) vs zellopon keyboard

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

Head to head
About

HEXCalc(binary conversion)

This utility app performs n-ary conversions, including those with decimal points. It also converts binary numbers into their sign, one's complement, and two's complement representations.

Highlights
  • N-ary conversion with decimal points
  • Binary to sign code
  • Binary to one's complement
  • Binary to two's complement
  • Supports iPhone and iPod
Features
Read full description

包含小数点的n进制转换. 二进制转换成原码,反码补码. It contains a decimal point 'n' binary conversion. Binary conversion into the TURN CODE, COMPLEMENTAL CODE, ONES-COMPLEMENTAL CODE.

About

zellopon keyboard

This keyboard app offers a unique input method designed for ease of use on touch devices, supporting multiple languages and featuring customizable autotext. It includes undo/redo functionality and a practice mode to help users adapt to its layout.

Highlights
  • Multilingual support
  • Large key size
  • Autotext registration (LR Key)
  • Undo/Redo functionality
  • Practice mode
  • Cursor support
  • One-handed and two-handed input
Read full description

Zellopon is a keyboard that has been made to use a variety of languages ​​on a variety of devices once it has become familiar. Size of the keys are large and key input is made possible only by simple operation. The goal of Zellopon is to be able to type on a iPad without looking at the keyboard. Zellopon is also a keyboard for entering dozens of characters. The layout is different from the existing keyboard, so it takes some time to get used to it. But once you've gotten used to it, it's easy to use on any touch device. Think about how much time it took to get used to the first keyboard you used. But you've already dealt with one or more keyboards. Therefore the ability to adapt to that newness has also improved. Forward, we will increase the language and improve Zellopon for your convenience. Let's grow Zellopon together. New features 1. LR key (Autotext) It is now possible to register and type the desired text in the left/right swipe of the character key. You can enter up to 72 autotexts in each language. Up to 128 characters can be entered for each autotext. 2. To Undo or Redo a character entered with a zellopon keyboard, you can swipe [clear] upwards or downwards. 3.The practice mode has been completely renewed. The Zellopon keyboard will now apprear instantly, so you can focus more on your practice. We've added sound and visuals to make it more enjoyable. Changes 1. Tab input has been changed to right swipe. 2. Fixing some errors. - English keyboard - Korean keyboard - Numeric keyboard - Auto-Capitalization - Emoji keyboard - Left and right cursor support - One handed input - Two hands input - LR Key (Autotext) - Undo & Redo - etc

Screenshots

HEXCalc(binary conversion)3 screens
zellopon keyboard4 screens

Verdict

The call

The clearest difference is review sentiment: zellopon keyboard at 71% against HEXCalc(binary conversion)'s 0%. zellopon keyboard also leads on price (Free vs $0.99) and update cadence (every 6 weeks vs every 69 months). HEXCalc(binary conversion)'s advantage is in-app purchases (none vs 1) and ads (none vs shown). On 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

zellopon keyboard is free to download; HEXCalc(binary conversion) costs $0.99 up front. zellopon keyboard sells 1 one-off in-app purchase. HEXCalc(binary conversion) asks for nothing beyond the download.

UpkeepUpdate frequency

HEXCalc(binary conversion) ships an update every 69 months, zellopon keyboard every 6 weeks. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

Scorecard6 real differences · 4 level
HEXCalc(binary conversion) versus zellopon keyboard: the parameters behind the verdict, then further details
ParameterHEXCalc(binary conversion)zellopon keyboard
Price$0.99Free — better
Rating—3.8 (4 ratings) — better
Positive reviews0.0% of reviews71.4% of reviews — better
Number of ratings—4 — better
Update frequencyEvery 69 monthsEvery 6 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS12.012.0
Further details — not scored
Size1 MB151 MB
Age rating4+4+
Developer永生 刘choi wonho

Customer experience

HEXCalc(binary conversion)

Written reviews3 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

zellopon keyboard

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews21 reviews
Positive71.4%
Neutral14.3%
Negative14.3%

In-app purchases

None

HEXCalc(binary conversion)

No in-app purchases

1 purchases

zellopon keyboard

One-time1
  • remove Ads$1.99

Questions

Is HEXCalc(binary conversion) free?
HEXCalc(binary conversion) costs $0.99, with no in-app purchases.
Is zellopon keyboard free?
zellopon keyboard is free to download, with in-app purchases available.
Do HEXCalc(binary conversion) or zellopon keyboard have ads?
zellopon keyboard shows ads; HEXCalc(binary conversion) does not.
Which is updated more often, HEXCalc(binary conversion) or zellopon keyboard?
HEXCalc(binary conversion) ships an update every 69 months, and zellopon keyboard every 6 weeks. Most recently, HEXCalc(binary conversion) was updated on November 1, 2026 and zellopon keyboard on November 2, 2026.

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