VIKI KNOWS vs Diary Journal
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
VIKI KNOWS
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VIKI Knows allows you to control the devices in your smart house. Equipped with artificial imitative intelligence the house adapts to and continually learns the behavior of the users accessing it. The following facilities are available: > Lights Control (Switch, Dimmer, RGBW) > Multimedia Control (TV on / off switch, TV Channels switch, TV Volume control) > Climate Control (Heating, Cooling, Ventilation, Humidification, Dehumidification, Shading) > Security - Access Control (Door Lock control) Implemented using Z-Wave wireless technology, the solution can be installed in new houses, houses under construction and houses in use, just as well, without requiring substantial changes to any of them. Interested in the product? For more details on VIKI - the smart home that learns your habits, suggestions or questions, please send an email to contact@vikiknows.com. The project is being developed by QSound Soft and Napoca Software, companies based in Cluj-Napoca, Romania.
Diary Journal
This app provides a secure and private digital space for recording thoughts, memories, and dreams. It encourages self-reflection and personal growth through daily journaling, ensuring all entries are kept confidential.
- Secret diary entries
- Log life events and progress
- Record emotions and feelings
- Password protection for privacy
- Encourages self-reflection
- Modern journal interface
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Diary, a secret diary which is a new special place for your thoughts, memories, dreams! Mark down all special events, write about your moments and rest assured all your secrets are safe here in the cutest personal journal. It's a modern journal that will encourage you to open up and motivate you to become the best version of yourself. Log life events & progress with our journal diary with password app. A convenient, safe, reliable and simple to use mobile diary app to log your daily life activities, emotions and feelings. You can keep it securely from others eyes, no one will see your diary book. Privacy Policy: https://www.bytecrazy.com/common_privacy_en.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: VIKI KNOWS at none against Diary Journal's 1. VIKI KNOWS also leads on iOS requirement (11.3 vs 13.0). On price, update cadence, ads and device support 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. Diary Journal sells 1 in-app purchase, starting at $19.99 per year. VIKI KNOWS asks for nothing beyond the download.
VIKI KNOWS ships an update every 2 months, Diary Journal every 6 weeks. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.
| Parameter | VIKI KNOWS | Diary Journal |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.7 (369 ratings) — better |
| Positive reviews | — | 66.7% of reviews |
| Number of ratings | — | 369 — better |
| Update frequency | Every 2 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.3 — better | 13.0 |
| Further details — not scored | ||
| Size | 113 MB | 57 MB |
| Age rating | 4+ | 4+ |
| Developer | VIKIKNOWS | Heyou Co., Ltd. |
Bugs and requests
VIKI KNOWS
Not enough reviews yet to summarise bugs or requests.
Diary Journal
Reported bugs
9 issues- Video uploads fail and crash repeatedly
- Long video entries don't save properly
- Data doesn't transfer to new phone despite cloud backup
- Import from ZIP file causes app to close
- App crashes when importing exported data
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- Audio playback volume extremely faint
- Audio doesn't work with headphones or speakerphone
- Slow performance when reviewing weekly entries
- No customer support response to data loss issues
Requested features
10 requests- Timestamp for each journal entry
- Password reset or recovery option
- Multiple entries per day in free version
- Font customization (size, bold, italics, underline)
- Location tagging for entries
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- Longer video duration allowance
- Better fake diary with generic text and pictures
- Login system for cloud data sync
- Cross-device data transfer
- Improved audio volume and headphone support
In-app purchases
VIKI KNOWS
No in-app purchases
Diary Journal
- Diary Pro 1 Year$19.991 Year
Questions
Is VIKI KNOWS free?
Is Diary Journal free?
Do VIKI KNOWS or Diary Journal have ads?
Which is updated more often, VIKI KNOWS or Diary Journal?
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