Comparison

Subo vs Subster

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

Head to head
About

Subo

Effortlessly manage all your recurring bills and subscriptions in one place. Get smart reminders before charges hit, track your spending, and avoid unexpected fees with this privacy-focused organizer.

Highlights
  • Track subscription renewals
  • Monitor monthly and yearly spending
  • Receive smart charge reminders
  • Multi-currency support
  • Pre-filled provider templates
  • Clean, ad-free dashboard
Features
Read full description

Subo is a beautifully simple subscription tracker for iPhone that helps you see what you pay for, what renews next, and what needs your attention. Track and manage subscriptions, free trials, memberships, prepaid plans, app subscriptions, and recurring bills in one private place, without connecting your bank account. See what’s coming up • See what’s next in a clear chronological timeline • Explore renewals, recurring charges, trial endings, and plan endings in a month calendar • Get a Heads up for important events, including annual renewals and larger charges • Get reminders before renewals, charges, trial endings, and plan endings Keep everything organized • Find and manage every subscription in one dedicated place • Search by name, brand, or category • See monthly and yearly subscription totals • Add popular services quickly with ready-made templates • Track subscriptions in different currencies • Organize everything with categories and payment methods • Track active, inactive, prepaid, and fixed-term plans • Keep what’s next in view with Home Screen and Lock Screen widgets Subo is designed to feel clean, focused, and native to iOS. No clutter. No ads. Just a calm place to keep your recurring costs under control. Private by design Your subscription details stay on your device, or securely in iCloud if you choose to sync. Automatic local backups give you another way to restore your data. Subo does not sell your data. Track subscriptions without adding another one Start free with up to six subscriptions. Unlock unlimited tracking with a one-time Forever Pass, or choose 12 months of non-renewing access. Neither option renews automatically. Built independently Subo is made independently and shaped by real user feedback. Questions, suggestions, or feedback? Email niclas@getsubo.app. Subo is not affiliated with any brands shown. Logos are for identification only.

About

Subster

Features
Read full description

Subster helps you track subscriptions, utility bills, pay-as-you-go services, and other recurring payments in one simple app. Stay organized with renewal reminders, monitor your monthly and yearly spending, and keep everything in one clear view — without needing an account. Features: - Track subscriptions, utility bills, PAYG services, and more - Get reminders before renewals or expiry dates - View your spending with simple Insights - Choose from a large library of service templates - Add your own custom services - No sign-up required - No ads - Works offline Whether you're managing streaming services, mobile plans, insurance, memberships, or household bills, Subster makes it easy to stay in control. Take control of your recurring spending with Subster.

Screenshots

Subo4 screens
Subster4 screens

Verdict

The call

Subo and Subster are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Subo sells 6 one-off in-app purchases and Subster sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ScorecardNo meaningful differences
Subo versus Subster: the parameters behind the verdict, then further details
ParameterSuboSubster
PriceFreeFree
Rating4.8 (74 ratings) — better—
Positive reviews91.1% of reviews—
Number of ratings74 — better—
Update frequencyEvery 4 days—
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad — betteriPhone
Requires iOS26.0 — better26.2
Further details — not scored
Size73 MB7 MB
Age rating+44+
DeveloperNiclas SchmidtJanis Akmentins

Bugs and requests

Subo

Reported bugs

2 issues
  • Incorrect pricing on lifetime subscription offer
  • Inconsistent behavior across iOS devices

Requested features

4 requests
  • iCloud sync between devices
  • More subscription service integrations
  • Custom icons or logos for subscriptions
  • Public roadmap or feature teasers

Subster

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

Subo

One-time6
  • Espresso Shot$1.99
  • 3 Months Unlimited$3.99
  • Big Boost$3.99
Show 3 more
  • Legendary Support$8.99
  • 12 Months Unlimited$9.99
  • Subo Unlimited – Lifetime Pass$24.99
1 purchases

Subster

One-time1
  • Subster Pro$6.99

Questions

Is Subo free?
Subo is free to download, with in-app purchases available.
Is Subster free?
Subster is free to download, with in-app purchases available.
Do Subo or Subster have ads?
Neither Subo nor Subster shows ads.

Other comparisons