Comparison

i know percent vs Sparky

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

Head to head
About

i know percent

This finance app offers a streamlined interface for quick percentage calculations. It includes tools for finding percentages, calculating increases/decreases, and tracking cryptocurrency values, along with a currency converter.

Highlights
  • Real-time percentage calculations
  • Percentage increase/decrease
  • Calculate percentage of a number
  • Add/subtract percentages
  • Cryptocurrency value tracking
  • Currency converter
Features
Currently charting
Read full description

Meet i know percent – your sleek, intuitive assistant in the world of percentages, working in real-time. Our streamlined interface makes solving percentage calculations quick and easy. With i know percent, you have six essential tools at your fingertips: - Calculate percentage increase or decrease from X to Y. - Find what X% of Y is. - Add X% to Y. - Subtract X% from Y. - Determine what percentage X is of Y. - Track cryptocurrency values. But there’s more! We’ve added a simple, yet powerful, currency converter to enhance your calculation toolkit. Whether you need to calculate a percentage of a number, figure out a tip, add or subtract percentages – i know percent has you covered. Percentages are everywhere in daily life. Stay one step ahead with i know percent. Subscription Pricing: - 1-Month Subscription: Just $0.99 - Payment will be charged to your iTunes account upon confirmation of purchase. - Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. - Your account will be charged for renewal within 24 hours before the end of the current period, with the renewal cost identified. - Manage or disable auto-renew in your Apple ID account settings anytime after purchase. - This price applies to United States customers; pricing in other countries may vary and actual charges may be converted to your local currency based on your country of residence. Privacy Policy:  https://artcoastdesign.com/privacy/ Terms of Service:  ttps://artcoastdesign.com/terms/

About

Sparky

Effortlessly track all your subscriptions and recurring expenses with a clear overview of your finances. This app helps you visualize spending, manage monthly outlays, and make informed decisions to achieve your financial goals faster.

Highlights
  • Visualize subscriptions and expenses
  • Track recurring costs
  • Manage monthly outlays
  • Calculate remaining funds
  • Simplify expense adding
  • Gain financial control
Read full description

Discover financial peace of mind with Sparky - your ultimate companion for effortlessly tracking subscriptions and recurring expenses! # Visualize Your Finances at a Glance Unveil a crystal-clear overview of your subscriptions and recurring expenses with Sparky. Our sleek interface presents your financial commitments in an easily comprehensible format. Gain full control over your monthly outlays and pave the way for substantial savings. # Simplicity in Adding Subscriptions and Recurring Expenses Sparky simplifies your financial management. Just provide titles, amounts, and appearance for your subscriptions and recurring expenses, and let Sparky take care of the rest. No more hassle, no more fuss – just efficiency. # Empower Your Spending Decisions Reimagine your budgeting capabilities with Sparky. By intelligently calculating your remaining funds after covering your monthly expenses, Sparky grants you the confidence to make informed spending choices. Achieve your financial goals faster than ever. Ready to take charge of your financial journey? Download Sparky - Expense Tracker today and embrace a future of financial prosperity.

Screenshots

i know percent4 screens
Sparky4 screens

Verdict

The call

i know percent and Sparky both sit at 4.8 stars, but that hides the real split: 76% of i know percent's written reviews are positive against 0% of Sparky's. i know percent also leads on chart position (#44 vs unranked) and iOS requirement (15.0 vs 17.0). Sparky's advantage is price (Free vs $0.79) and update cadence (weekly vs every 2 months). On rating, ratings volume, ads and in-app purchases 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

Sparky is free to download; i know percent costs $0.79 up front. i know percent sells 1 in-app purchase, starting at $0.39 per month and Sparky sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for i know percent against 4.7 for Sparky. Both are backed by a comparable volume of ratings — 20 and 7 respectively. Written reviews are what separate them: 76% of i know percent's written reviews are positive against 0% of Sparky's.

UpkeepUpdate frequency

i know percent ships an update every 2 months, Sparky weekly. The most recent releases landed on October 7, 2026 and September 22, 2026 respectively.

Scorecard6 real differences · 5 level
i know percent versus Sparky: the parameters behind the verdict, then further details
Parameteri know percentSparky
Price$0.79Free — better
Rating4.8 (20 ratings) — better4.7 (7 ratings)
Positive reviews76.5% of reviews — better0.0% of reviews
Number of ratings20 — better7
Update frequencyEvery 2 monthsWeekly — better
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionFree with in-app purchases — better
Best chart rank#44 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, Mac, Vision Pro — better
Requires iOS15.0 — better17.0
Further details — not scored
Size1 MB13 MB
Age rating4+4+
DeveloperDmitry MashkinRyan Rook

Customer experience

i know percent

All ratings20 ratings
Positive95.0%
Neutral5.0%
Negative0.0%
Written reviews17 reviews
Positive76.5%
Neutral0.0%
Negative23.5%

Sparky

All ratings7 ratings
Positive85.7%
Neutral14.3%
Negative0.0%
Written reviews2 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

In-app purchases

1 purchases

i know percent

Subscriptions1
  • 1 Month Crypto Tracker Premium$0.391 Month
1 purchases

Sparky

One-time1
  • Sparky +$3.99

Questions

Is i know percent free?
i know percent costs $0.79, and also offers in-app purchases.
Is Sparky free?
Sparky is free to download, with in-app purchases available.
Which has better reviews, i know percent or Sparky?
i know percent is rated higher. i know percent averages 4.8 out of 5 from 20 ratings, while Sparky averages 4.7 from 7 ratings.
Do i know percent or Sparky have ads?
Neither i know percent nor Sparky shows ads.
Which is updated more often, i know percent or Sparky?
i know percent ships an update every 2 months, and Sparky weekly. Most recently, i know percent was updated on October 7, 2026 and Sparky on September 22, 2026.

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