Comparison

nikki vs BeauTeen

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

nikki

This app allows you to keep a private diary with rich media. You can add photos, take notes in a chat format, and use it as a planner. Security features include password and biometric locks, with customizable themes to personalize your journaling experience.

Highlights
  • Insert pictures into diary entries
  • Chat-style memo function
  • Use as a future date schedule book
  • Password and biometric app lock
  • Various fun stamps
  • Customizable timeline themes (Pinboard, List, Calendar)
Features
Read full description

Wanna write your secret diary...?? Here is the perfect app for you!! ◎Functions 1. Pictures can be inserted into each article. 2. There is a memo function: You can take notes in a chat format. 3. It can be used as a schedule book by writing on a future date. 4. You can lock the app with a password. It corresponds also to Face ID, Touch ID. 5. There are various fun stamps. ◎Change the timeline theme as you like (3 types) 1. Pinboard type with an emphasis on photos 2. List type with an emphasis on articles 3. Calendar type with an emphasis on practicality

About

BeauTeen

This app helps teenagers establish and maintain healthy skincare routines. It offers personalized reminders and tracking to ensure consistent care for acne or general skin health, empowering users with confidence during their skin's changing phases.

Highlights
  • Personalized skincare routine creation
  • Daily reminders for skincare steps
  • Progress tracking for skin health
  • Tips for acne and general skin care
  • User-friendly interface for teens
Features
Read full description

Whether you're dealing with acne or just looking to establish a solid skincare routine, BeauTeen is here to support you every step of the way.   We believe that everyone deserves clear and healthy skin, regardless of their age, gender, or skin type. That's why our app is designed for teenagers aged 11 and up. We know that this is a time of life when your skin is going through a lot of changes, and we're here to help you navigate those changes with confidence.  Our user-friendly interface makes it easy to create and stick to a daily skincare routine that works for you. With personalized reminders and tracking features, you'll never forget to wash your face or apply your favorite moisturizer again. Medical Disclaimer All content and media on the BeauTeen app is created and published online for informational purposes only. It is not intended to be a substitute for professional medical advice and should not be relied on as health or personal advice. Always seek the guidance of your doctor or other qualified health professional with any questions you may have regarding your health or a medical condition. Never disregard the advice of a medical professional, or delay in seeking it because of something you have read on BeauTeen. If you think you may have a medical emergency, call your doctor, go to the nearest hospital emergency department, or call the emergency services immediately. If you choose to rely on any information provided by BeauTeen, you do so solely at your own risk.

Screenshots

nikki4 screens
BeauTeen4 screens

Verdict

The call

The clearest difference is in-app purchases: BeauTeen at none against nikki's 2. BeauTeen also leads on ads (none vs shown) and update cadence (fortnightly vs every 2 months). nikki's advantage is ratings volume (5 vs 1). On price, rating, review sentiment 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. nikki sells 2 one-off in-app purchases. BeauTeen asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for nikki against 5.0 for BeauTeen. That said, the two scores are not equally well evidenced: nikki has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 98% of nikki's written reviews are positive against 100% of BeauTeen's.

UpkeepUpdate frequency

nikki ships an update every 2 months, BeauTeen fortnightly. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard5 real differences · 5 level
nikki versus BeauTeen: the parameters behind the verdict, then further details
ParameternikkiBeauTeen
PriceFreeFree
Rating5.0 (5 ratings)5.0 (1 ratings)
Positive reviews98.1% of reviews100.0% of reviews — better
Number of ratings5 — better1
Update frequencyEvery 2 monthsFortnightly — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.6 — better16.4
Further details — not scored
Size30 MB65 MB
Age rating4+4+
DeveloperREVOLAB Inc.SiaNTech LTD

Customer experience

nikki

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews54 reviews
Positive98.1%
Neutral0.0%
Negative1.9%

BeauTeen

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

nikki

One-time2
  • 添付画像を10枚にUP$2.99
  • 広告非表示(広告を外す)$7.99
None

BeauTeen

No in-app purchases

Questions

Is nikki free?
nikki is free to download, with in-app purchases available.
Is BeauTeen free?
BeauTeen is free to download, with no in-app purchases.
Which has better reviews, nikki or BeauTeen?
nikki and BeauTeen are both rated 5.0 out of 5 on the App Store, from 5 and 1 ratings respectively.
Do nikki or BeauTeen have ads?
nikki shows ads; BeauTeen does not.
Which is updated more often, nikki or BeauTeen?
nikki ships an update every 2 months, and BeauTeen fortnightly. Most recently, nikki was updated on November 1, 2026 and BeauTeen on November 3, 2026.

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