E vs HueHaven
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
E
This app provides a secure and convenient authentication system. It uses a challenge-response model where your secret access key is stored on your mobile phone, eliminating the need for complex passwords and protecting against malware. Authorization is a simple process of entering a challenge value and receiving a number-answer.
- High-level security authentication
- Secret access key stored on mobile
- Challenge-response authorization
- No complex passwords needed
- Malware protection for access key
- Efficient and economical system
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1. About E-num -------------- E-num is an up-to-date system of authentication providing high-level security. Security is based on both cryptographic tools and architectural level. A secret access key is stored not on your computer but on your mobile phone. Thus, you can use it to work on different computers. Moreover, your key cannot be damaged or modified by Trojan Hourses and other harmful programs. 2. Authorization process --------------------- E-num is easy to use: there is no need to memorize complicated passwords. The authorization process is based on the challenge-response model. Authorization process by using E-NUM is very simple: on the authorization page the user enters his email and received a Challenge Value. Users launches the E-num application on the mobile phone and enters the Challenge Value. After that a number-answer will be shown on the phone display. User enters the number-answer in the authorization field on the website and gets access to secured sections. 3. Advantages ------------ The key advantage of E-NUM if compared with its analogs is efficiency and economy for both suppliers and consumers. No additional authorizing server is required to implement the E-NUM authorization system on a website of an Internet store, in banking or corporate systems, because all necessary information is stored in the E-NUM database. Data exchange is performed by using E-num interfaces provided by the system via the secure https protocol. Clients use their (Java compatible) mobile phones to get authorized at websites integrated with E-NUM. Users do not need any kind of expensive devices. A unique cipherpad is embedded in the Java application designed for mobile phones.
HueHaven
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HueHaven - Color Diary and Inspiration Feed Saw a color that made you pause? Open HueHaven, take a photo or choose one from your library, and let the app extract the main palette while you save the mood, notes, and story around that moment. Core Features β’ Photo palette extraction - Automatically capture 3-5 main colors from a photo β’ Private color diary - Save colors, moods, and personal notes β’ Calendar review - Look back on your colors day by day β’ Full diary list - Browse and manage every saved color moment β’ Inspiration feed - Browse and favorite public color inspiration β’ Color-based discovery - Find similar inspiration and past diary moments β’ Apple Sign-In - Keep your records easier to restore across devices Perfect For β’ Saving skies, flowers, rooms, streets, and everyday color moments β’ Collecting palettes for design, outfits, photography, and journaling β’ Looking back on moods and memories through color β’ Discovering public inspiration with similar tones HueHaven quietly keeps the colors you do not want to lose. Terms of Use: https://huehaven.suanquai.net/#/pages/terms/terms Privacy Policy: https://huehaven.suanquai.net/#/pages/privacy/privacy?lang=en
Screenshots
Verdict
The clearest difference is update cadence: E at fortnightly against HueHaven's every 2 months. E also leads on iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.
E ships an update fortnightly, HueHaven every 2 months. The most recent releases landed on October 16, 2026 and October 6, 2026 respectively.
| Parameter | E | HueHaven |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | β |
| Update frequency | Fortnightly β better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | β |
| Devices | iPhone, iPad, iPod β better | iPhone, iPod |
| Requires iOS | 13.0 β better | 15.1 |
| Further details β not scored | ||
| Size | 38 MB | 51 MB |
| Age rating | 4+ | 4+ |
| Developer | VEBMANI.RU, OOO | Hangzhou Suanqu Workshop Technology Co., Ltd |
In-app purchases
E
No in-app purchases
HueHaven
No in-app purchases









