HAKI Color Library vs EYN Tools
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HAKI Color Library
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HaKi Color Library – Your Mobile Color Management Hub Whether you’re a UI designer, front‑end developer, or creative professional, HaKi Color Library delivers a full‑stack color solution: - Smart Creation HSL sliders / precise RGB controls Image picker: upload photos and automatically extract theme colors Spectrum and grid‑based visual color‑selection interface - Efficient Management Custom categories Dual‑mode browsing: color‑card grid view or category‑list view Multi‑criteria sorting: name / date / random - Seamless Collaboration Automatic sync via iCloud private database (with intelligent conflict handling) Real‑time updates across iPhone and iPad Offline‑first strategy: local caching keeps your workflow going without a network - Professional Tools One‑tap copy of RGB/HEX values Instant language toggle (Simplified Chinese / English) Detailed color‑card pages logging creation time and color parameters
EYN Tools
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eyn-tools is a utility hub for everyday tasks: convert units and currencies, work with colors and images, generate secure passwords and IDs, inspect your network and device, and edit or analyze text—all in one place with a clean, consistent design. Convert & calculate Length, weight, volume, and more. Live currency rates. Percentage math, a standard calculator, word count, and age-from-date. Number formatting (scientific, engineering, locale). Binary, octal, decimal, and hex. Time zones with DST-aware conversion. Color & media Pick and convert colors (HEX, RGB, HSL, OKLCH). Pull palettes from photos. Crop and convert images, compress files, browse storage, and use on-device vision where available. Security & privacy-minded tools Hashing and encoding, local password strength checks, secure random data, AES encryption for text, and email validation—designed so sensitive work stays on your device when the tool allows it. Generators Passwords, passphrases, PINs, UUIDs, CUID2, NanoID, names, barcodes, fake sample data, Lorem-style placeholder text, and customizable QR codes. Text & developers Side-by-side diff, regex testing with matches and groups, Markdown preview, case conversion, timestamps, and a webhook tester for quick HTTP checks. Device & troubleshooting Battery and screen details, session clipboard history, geolocation with map context, mic test and voice notes, phone info, timers, and network tests—including advanced options for subscribers. Organized for speed Browse by category or see everything in one list. Jump back to what you use most without clutter. Some advanced capabilities are offered as eyn-tools Pro (optional subscription or lifetime purchase). Free tools remain available without a subscription. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://eyn.tools/privacy
Screenshots
Verdict
The clearest difference is iOS requirement: HAKI Color Library at 18.4 against EYN Tools's 26.2. On price, update cadence, ads and in-app purchases 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
Both are free to download. HAKI Color Library sells 1 one-off in-app purchase and EYN Tools sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
HAKI Color Library ships an update every 10 days, EYN Tools every 2 weeks. The most recent releases landed on October 6, 2026 and October 2, 2026 respectively.
| Parameter | HAKI Color Library | EYN Tools |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 10 days — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.4 — better | 26.2 |
| Further details — not scored | ||
| Size | 1 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | 泉州丰泽哈基科技有限公司 | Luke Gatz |
In-app purchases
HAKI Color Library
- HAKI Color Library PRO$1.99
EYN Tools
- Pro Monthly$3.991 Month
- Yearly Pro Plan$29.991 Year
- Pro Lifetime$79.99









