Subby vs Subsly
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Subby
Effortlessly track all your recurring payments in one place. Get timely reminders before renewal dates to avoid surprise charges and identify forgotten subscriptions. Visualize your spending with beautiful analytics to save money annually.
- Track all subscriptions
- Renewal reminders
- Spending analytics
- Free trial alerts
- Customizable notifications
- Manual tracking for privacy
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Know what you pay, when it renews, and where your money goes. Subby is a private subscription tracker for recurring bills, memberships, and service trials. Add each service in seconds, see monthly and yearly totals, and set reminders before the next charge. TRACK RECURRING COSTS • Add weekly, every-two-weeks, monthly, quarterly, yearly, lifetime, or custom billing cycles • Organize services with categories, icons, and separate profiles • View upcoming charges in a clear calendar • Track up to 5 subscriptions free; Subby Pro removes the limit GET ALERTED BEFORE CHARGES • Choose reminder days and notification time • Mute reminders for individual services • Track external service trials and their conversion dates • Set alerts before trials end and subscriptions renew UNDERSTAND YOUR SPENDING • Compare weekly, monthly, and yearly equivalents • Explore spending by category and billing cycle • See your highest recurring costs • Add monthly income to understand how much subscriptions use • Share a private spending summary as an image PRIVATE BY DESIGN • Subscription data stays on your device • No bank account connection required • No ads Subby Pro unlocks unlimited subscriptions and multiple profiles. It is available as an auto-renewing weekly or annual subscription, or as a lifetime purchase. Payment is charged to your Apple ID when you confirm your purchase. Manage or cancel subscriptions in your App Store account settings. Questions or feedback: support@justgoodapps.com Privacy Policy: https://mikolajpiech.com/privacy-policy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula
Subsly
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Subscriptions helps you track and manage all your recurring payments in one place. Add your subscriptions, see upcoming renewals, and understand your monthly spending at a glance. Automatic reminders ensure you never miss a payment, while smart summaries help you stay on top of costs. Features • Track recurring subscriptions and renewals • Automatic renewal reminders • Monthly spending overview • Multiple currencies supported • Clean, distraction-free design Subscriptions is built for privacy and simplicity. Your data stays on your device. Never forget a renewal again.
Screenshots
Verdict
The clearest difference is update cadence: Subsly at daily against Subby's every 2 weeks. Subby's advantage is iOS requirement (15.1 vs 26.0). 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. Subby sells 3 in-app purchases, starting at $2.99 per 7 days and Subsly sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Subby ships an update every 2 weeks, Subsly daily. Both last shipped on October 28, 2026.
| Parameter | Subby | Subsly |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (4 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 2 weeks | Daily — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 26.0 |
| Further details — not scored | ||
| Size | 42 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Daniel Piech | James Jowett |
In-app purchases
Subby
- Subby Pro Weekly$2.997 Days
- Subby Pro Yearly$29.991 Year
- Subby Pro Lifetime$49.99
Subsly
- English$2.99








