MarkBuy vs Extremtag
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MarkBuy
Easily track, analyze, and manage all your digital subscriptions in one secure place. Get a clear overview of your spending, receive timely renewal reminders, and gain insights into your financial habits with customizable settings and multi-currency support.
- Comprehensive subscription management
- Spending overview and analytics
- Calendar renewal reminders
- Biometric data protection
- Multi-currency support
- iCloud sync across devices
- Smart app store lookup
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MarkBuy — Your all-in-one subscription manager. Track, analyze, and manage all your subscriptions in one place. With smart features and flexible customization, MarkBuy helps you stay in control of your spending — easily, securely, and intuitively. Key Features • Comprehensive Subscription Management Add, edit, and delete digital subscriptions with ease. Customize names, categories, billing cycles, and amounts to match your needs. • Spending Overview View total monthly and yearly subscription costs at a glance to better manage your finances. • Calendar Reminders Visual calendar shows upcoming renewals and payments so you never miss a charge. • Detailed Analytics Understand your spending patterns and discover saving opportunities through visual charts and insights. • Biometric Protection Secure your data with Face ID, Touch ID, or passcode. • Multi-Currency Support Manage subscriptions in multiple currencies or token systems with smart rate conversion. • Payment History Keep track of every payment — clear, complete, and organized. • Customizable Settings Personalize notifications, renewal options, default pages, and more. • iCloud Sync Sync data across devices — manage anywhere, anytime. • Smart App Store Lookup Search for apps directly while adding a subscription, with auto-filled names and icons. • Local Data Storage Your data stays on your device by default. iCloud sync is optional — privacy first. • Clean, Native Interface Designed with iOS in mind — smooth, intuitive, and user-friendly. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Extremtag
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通过「Extremtag」APP,轻松连接你的电子徽章,一键上传自定义图片或短视频,让徽章成为你个性的延伸。无论是头像、表情包、动态特效还是节日祝福,都能即刻在徽章上生动呈现。操作简单,传输快速,随时随地焕新你的数字身份!
Screenshots
Verdict
The clearest difference is in-app purchases: Extremtag at none against MarkBuy's 4. Extremtag also leads on iOS requirement (15 vs 17.0). MarkBuy's advantage is update cadence (fortnightly vs monthly). 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
Both are free to download. MarkBuy sells 4 in-app purchases, starting at $1.99 per month. Extremtag asks for nothing beyond the download.
MarkBuy ships an update fortnightly, Extremtag monthly. The most recent releases landed on October 20, 2026 and October 17, 2026 respectively.
| Parameter | MarkBuy | Extremtag |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (9 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 9 — better | — |
| Update frequency | Fortnightly — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 15 — better |
| Further details — not scored | ||
| Size | 56 MB | 169 MB |
| Age rating | 4+ | 9+ |
| Developer | 舟 徐 | J2 Technology Limited |
In-app purchases
MarkBuy
- Monthly Subscription$1.991 Month
- Quarterly Subscription$3.993 Months
- Annual Subscription$6.991 Year
- MarkBuy 高级功能$6.99
Extremtag
No in-app purchases









