Comparison

コンタクト交換リマインダー vs Lens Manager

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

Head to head
About

コンタクト交換リマインダー

Features
Read full description

[コンタクトレンズの交換時期を通知するリマインダーアプリ] ○ コンタクトレンズの交換する期限をカウントダウン ○ 当日と前日の指定した時間に通知 ○ レンズの使用日数は自分で設定可能 ○ レンズのデータも簡単にメモできる ○ ダークテーマにも対応

About

Lens Manager

Never forget your contact lens replacement day again. This app provides smart reminders and tracking for 1-week, 2-week, and 1-month lenses, with options for separate tracking per eye. Premium features offer advanced reminders and home screen widgets.

Highlights
  • Contact lens replacement schedule tracking
  • Replacement day reminder notifications
  • Separate tracking for left and right lenses
  • Supports 1-week, 2-week, and 1-month lenses
  • Home screen widget
  • Contact lens information management
Features
Read full description

Do you sometimes forget your contact lens replacement day? Not following the recommended replacement schedule can lead to dry eyes and other eye issues. Lens Manager is a dedicated contact lens replacement reminder app that helps you track your replacement schedule with ease. Supports 1-week, 2-week, and 1-month contact lenses. Smart replacement reminders help you stay on schedule and avoid missed replacement days. ■ Who this app is for • You forget your contact lens replacement day • You lose track of your 2-week or monthly replacement schedule • You use different replacement periods for each eye and managing them is complicated ■ Main Features • Contact lens replacement schedule tracking • Replacement day reminder notifications • Separate tracking for left and right lenses • Supports 1-week, 2-week, and 1-month contact lenses ■ Premium Features • Contact lens information management (Save brand name, product name, power, cylinder/astigmatism details. Quickly check your lens information when reordering and purchase the same contact lenses with confidence.) • Advanced replacement reminder mode (In addition to standard replacement reminders, receive notifications starting 3 days before your replacement day, plus daily reminders after expiration.) • Home screen widget (See your remaining days and next replacement date at a glance—right from your home screen. No need to open the app, so you never miss a replacement.) Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

コンタクト交換リマインダー3 screens
Lens Manager3 screens

Verdict

The call

The clearest difference is in-app purchases: コンタクト交換リマインダー at none against Lens Manager's 5. コンタクト交換リマインダー also leads on iOS requirement (12.0 vs 15.0). Lens Manager's advantage is update cadence (every 4 weeks vs every 35 months). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Lens Manager sells 5 in-app purchases, starting at $4.49 per month. コンタクト交換リマインダー asks for nothing beyond the download.

UpkeepUpdate frequency

コンタクト交換リマインダー ships an update every 35 months, Lens Manager every 4 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 7 level
コンタクト交換リマインダー versus Lens Manager: the parameters behind the verdict, then further details
Parameterコンタクト交換リマインダーLens Manager
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews14.3% of reviews—
Number of ratings—1 — better
Update frequencyEvery 35 monthsEvery 4 weeks — better
AdsYesYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size36 MB65 MB
Age rating12+12+
DeveloperTomoki YabuuchiYuichi Ishibashi

Customer experience

コンタクト交換リマインダー

Written reviews14 reviews
Positive14.3%
Neutral14.3%
Negative71.4%

Lens Manager

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

コンタクト交換リマインダー

No in-app purchases

5 purchases

Lens Manager

Subscriptions2
  • Premium Monthly Plan1 Month trial$4.491 Month
  • Premium Annual Plan$29.991 Year
One-time3
  • Support the app$2.99
  • Support the app$5.99
  • Support the app$19.99

Questions

Is コンタクト交換リマインダー free?
コンタクト交換リマインダー is free to download, with no in-app purchases.
Is Lens Manager free?
Lens Manager is free to download, with in-app purchases available.
Do コンタクト交換リマインダー or Lens Manager have ads?
Both コンタクト交換リマインダー and Lens Manager show ads.
Which is updated more often, コンタクト交換リマインダー or Lens Manager?
コンタクト交換リマインダー ships an update every 35 months, and Lens Manager every 4 weeks. Most recently, コンタクト交換リマインダー was updated on November 2, 2026 and Lens Manager on November 3, 2026.

Other comparisons