Easy Convertor vs NibbleCalc
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Easy Convertor
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γEasy ConvertorγThe simplicity of life makes life easier. The operation is simple and the unit conversion is fast and accurate. Unit conversion content includes: length, area, volume, weight, power, heat, pressure, temperature, etc. (along with updates).
NibbleCalc
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NibbleCalc is the all-in-one calculator for developers, designers, and power users β a clean, fast calculator plus a full toolbox, all offline. FOUR-FUNCTION & SCIENTIFIC β’ Beautiful standard calculator with calculation history β’ Full scientific panel in landscape (trig, logs, powers, roots, factorial) PROGRAMMER β’ HEX / DEC / OCT / BIN, live side by side β’ Bit widths from 8-bit up to 127-bit β’ Flip individual bits in an interactive bit grid β’ AND, OR, XOR, NOT and shifts COLOR TOOLS β’ Convert HEX, RGB, HSV, HSL and CMYK β’ Copy ready-to-use CSS, SwiftUI and UIKit code β’ Color Scan: pick real-world colors with your camera β’ WCAG contrast-ratio checker DEVELOPER TOOLS β’ JWT decoder β header, payload and claims, fully offline β’ MD5, SHA-1, SHA-256, SHA-384 and SHA-512 hashes β’ UUID v4 generator β’ Base64 encode / decode (URL-safe too) DATE & TIME β’ Date calculator β add, subtract, days between β’ Unix timestamp converter β ISO 8601, RFC 2822, UTC and local MADE TO ENJOY β’ Three themes: Dark, Vibrant, Minimal β’ iPhone & iPad, portrait and landscape β’ 17 languages β’ Works entirely offline β your data never leaves your device NibbleCalc Pro (one-time purchase) β’ Remove ads β’ Unlock Dev Tools, Color Scan, 127-bit width and premium themes Download NibbleCalc and carry a whole developer toolbox in one calculator.
Screenshots
Verdict
The clearest difference is in-app purchases: Easy Convertor at none against NibbleCalc's 1. NibbleCalc's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. NibbleCalc sells 1 one-off in-app purchase. Easy Convertor asks for nothing beyond the download.
Easy Convertor ships an update every 5 weeks, NibbleCalc every 6 weeks. The most recent releases landed on November 6, 2026 and November 9, 2026 respectively.
| Parameter | Easy Convertor | NibbleCalc |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 weeks β better | Every 6 weeks |
| Ads | Yes | No β better |
| In-app purchases | No β better | Yes |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.6 | 18.0 β better |
| Further details β not scored | ||
| Size | 6 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Huaping Ye | LiChuan Lin |
In-app purchases
Easy Convertor
No in-app purchases
NibbleCalc
- Pro$2.99
Questions
Is Easy Convertor free?
Is NibbleCalc free?
Do Easy Convertor or NibbleCalc have ads?
Which is updated more often, Easy Convertor or NibbleCalc?
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