Comparison

SumBuddy vs LifeOS

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

Head to head
About

SumBuddy

Easily divide expenses for group outings or shared living without complex calculations. Input bill details, and the app automatically calculates tax, tip, and individual shares. Send clear summaries to everyone involved.

Highlights
  • Bill splitting
  • Tax calculation
  • Tip calculation
  • Individual share calculation
  • Itemized splitting
  • Summary generation
Features
Read full description

No spreadsheets. No sign-ins. No calculators flying around the table. Just open the app, enter what’s on the bill, and let us handle the rest: tax, tip, and who owes what. Perfect for dinners out, weekend trips, or everyday life with roommates. Split evenly, by item, or however fits best. Then send everyone a clean, simple summary that actually makes sense. Easy, clear, and honestly a relief.

About

LifeOS

Features
Read full description

LifeOS: Subscriptions is a minimalist and efficient subscription management tool that helps you keep track of every service you’re subscribed to—so you’ll never forget to cancel again. Key Features: -Subscription Tracking: Add, edit, or delete subscriptions with details including amount, billing cycle, and start date - Payment Reminders: Automatically calculates the next billing date and notifies you two days in advance - Spending Overview: View your monthly and yearly subscription expenses to understand where your money goes - Offline Use: All data is stored locally. No account required. No data collected. Why LifeOS? I believe tools should help you work more efficiently—not get in your way. Each LifeOS product is built to solve a single, focused problem without unnecessary complexity. LifeOS helps you manage your life, one system at a time.

Screenshots

SumBuddy4 screens
LifeOS3 screens

Verdict

The call

The clearest difference is update cadence: LifeOS at daily against SumBuddy's every 4 months. SumBuddy's advantage is iOS requirement (13.0 vs 15.6). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

SumBuddy ships an update every 4 months, LifeOS daily. The most recent releases landed on June 1, 2026 and September 6, 2026 respectively.

Scorecard2 real differences · 6 level
SumBuddy versus LifeOS: the parameters behind the verdict, then further details
ParameterSumBuddyLifeOS
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 4 monthsDaily — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPod
Requires iOS13.0 — better15.6
Further details — not scored
Size23 MB5 MB
Age rating4+4+
DeveloperYin Yin HuangHSIN-CHE CHUNG

In-app purchases

None

SumBuddy

No in-app purchases

None

LifeOS

No in-app purchases

Questions

Is SumBuddy free?
SumBuddy is free to download, with no in-app purchases.
Is LifeOS free?
LifeOS is free to download, with no in-app purchases.
Do SumBuddy or LifeOS have ads?
Neither SumBuddy nor LifeOS shows ads.
Which is updated more often, SumBuddy or LifeOS?
SumBuddy ships an update every 4 months, and LifeOS daily. Most recently, SumBuddy was updated on June 1, 2026 and LifeOS on September 6, 2026.

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