Comparison

Melletech vs Mask Diary

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

Head to head
About

Melletech

Features
Read full description

Have not heard of photorejuvenation? you are out of date, the app is for a light therapy mask which is a portable wearable skin care mask,no matter where you are in leisure hours,as long as you have such a device, you can enjoy the same treatment as from beauty salons at any time, why not buy one.Through the APP you can choose a number of built-in skin care function (Acne removing, skin brighting,skin whitening,skin rejuvenation) APP will download the right skin care program according to your skin details and start the mask to begin the skin care process. after the skin care process, you can also share your fellings and experience to your friends share your beauty, let your girlfriends ring envy.

About

Mask Diary

This app helps you track your sheet mask usage with a timer and journal. Log mask details, skin reactions, and create a personal mask library to discover what works best for your skin.

Highlights
  • Live countdown timer
  • Lock Screen and Dynamic Island controls
  • Mask logging with ratings and skin feel
  • Skin selfie and notes
  • Mask shelf management
  • Low-stock reminders
  • Home and Lock Screen widgets
Features
Read full description

Never leave a sheet mask on too long again — and finally know which masks are worth buying twice. Mask Diary is a calm, beautiful timer and journal for face masks: sheet masks, clay, gel, cream, peel-off, bubble masks and eye patches. A TIMER THAT FOLLOWS YOU • Live countdown on your Lock Screen and in the Dynamic Island • Pause or finish right from the Lock Screen • 1-minute warning, a "time's up" alert, and a nudge if you forget it on • Recommended times for each mask type, adjustable per mask LOG HOW IT WENT • Rate each mask with hearts • Track skin feel: hydration, glow, calm, smoothness • Effect tags, notes and a skin selfie KNOW WHAT WORKS • Weekly goal and streaks based on your skin type • Calendar of every mask night • "What works for you" ranking, cost per use and the effects you notice most (Pro) YOUR MASK SHELF • Keep every mask with photo, brand, price and stock • Low-stock nudges before you run out WIDGETS & REMINDERS • Home Screen widgets for your week and one-tap quick start • Lock Screen widgets • Gentle reminders on the days you plan to mask FREE, WITH AN OPTIONAL PRO The timer, Live Activity, journal, calendar, reminders and widgets are free. Mask Diary Pro is a one-time purchase (no subscription) that unlocks an unlimited mask library, full insights, the photo timeline and CSV export. Your diary stays on your device. No account, no ads. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Melletech3 screens
Mask Diary4 screens

Verdict

The call

The clearest difference is in-app purchases: Melletech at none against Mask Diary's 1. Melletech also leads on update cadence (every 3 weeks vs every 12 months) and iOS requirement (8.0 vs 17.0). On price, ads and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Mask Diary sells 1 one-off in-app purchase. Melletech asks for nothing beyond the download.

UpkeepUpdate frequency

Melletech ships an update every 3 weeks, Mask Diary every 12 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

Scorecard3 real differences Ā· 5 level
Melletech versus Mask Diary: the parameters behind the verdict, then further details
ParameterMelletechMask Diary
PriceFreeFree
Positive reviews—40.0% of reviews
Update frequencyEvery 3 weeks — betterEvery 12 months
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPodiPhone, iPad
Requires iOS8.0 — better17.0
Further details — not scored
Size137 MB2 MB
Age rating4+4+
Developerę·±åœ³ē¾Žäø½ē­–ē§‘ęŠ€ęœ‰é™å…¬åøé˜³ 孙

In-app purchases

None

Melletech

No in-app purchases

1 purchases

Mask Diary

One-time1
  • 永久解锁$1.99

Questions

Is Melletech free?
Melletech is free to download, with no in-app purchases.
Is Mask Diary free?
Mask Diary is free to download, with in-app purchases available.
Do Melletech or Mask Diary have ads?
Neither Melletech nor Mask Diary shows ads.
Which is updated more often, Melletech or Mask Diary?
Melletech ships an update every 3 weeks, and Mask Diary every 12 months. Most recently, Melletech was updated on November 2, 2026 and Mask Diary on November 3, 2026.

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