KireiSkin vs HadaAge
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KireiSkin
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Free AI Skin Diagnosis to Find the Right Skincare for You! ◎ AI analysis of moisture, blood circulation, oil, and wrinkles just by taking a photo! ◎ Manage skin concerns and sleep duration all in one place. ---------------------------------------- ◆Recommended for: - Those who want to know the effects of their skincare - Those who want to understand their current skin condition in detail - Those who want to diagnose their skin age ---------------------------------------- ◆Skin Analysis Features: - AI Skin Analysis**: Instant analysis from a photo taken on the spot or a previously taken photo - Skin Age: AI diagnoses your skin age - Analysis Items: Compares moisture, oil, blood circulation, and wrinkles against the average values for your actual age ◆Skin Note (Recording Features): - Sleep Duration - Self-Assessment of Skin Condition (5 levels) - Skin Concerns*(dryness, oiliness, acne, dullness, itching, eczema, uneven tone) ◆Skin Trend Analysis: Keep using the skin analysis and Skin Note to complete your personalized trend analysis graph! Visualize changes in your skin to make your daily skincare routine more effective.
HadaAge
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Key Features: Region switch: Face, Back of Hand, Neck Capture guides with “Exposure OK” indicator TTS voice feedback Privacy-first: on-device estimation, no third-party sharing How to Use Choose a region (Face/Back of Hand/Neck) Align with the guide, tap Estimate or Capture & Estimate Review the result (e.g., Skin Age: 40) Notes This app is not a medical device or diagnosis. Consult professionals for health decisions. Results vary with lighting/angle/focus—measure under similar conditions.
Screenshots
Verdict
The clearest difference is iOS requirement: KireiSkin at 15.0 against HadaAge's 18.5. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | KireiSkin | HadaAge |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 18.5 |
| Further details — not scored | ||
| Size | 46 MB | 48 MB |
| Age rating | 17+ | 4+ |
| Developer | AVATAR, K.K. | Norikatsu Miyoshi |
In-app purchases
KireiSkin
No in-app purchases
HadaAge
No in-app purchases









