Ca$hOut vs Big Math Flash Cards
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ca$hOut
Sharpen your mental math skills by practicing counting change quickly and accurately. Master techniques like "counting up" or straight subtraction to manage cash like a pro. This educational game is designed to improve your speed and precision with numbers.
- Practice counting change
- Improve speed and accuracy
- Learn "counting up" technique
- Develop subtraction skills
- Cash management practice
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Exercise your brain by testing your speed and accuracy counting change. Flex the "counting up" technique (adding the smallest coins to the total owed, followed by bills, until you get to the amount paid) or sharpen your human calculator skills by doing straight subtraction. Either way you'll be able to manage the till like a corner store boss in no time!
Big Math Flash Cards
This app provides a digital flash card experience for practicing basic arithmetic operations. Users can flip cards, select answers, and track their progress with score percentages and elapsed time. Additional features for reviewing mistakes, custom sets, and different input modes are available through in-app purchases.
- Addition, Subtraction, Multiplication, Division
- Configurable number of questions and answers
- Score percentage and elapsed time tracking
- Selectable color themes and sound options
- Review incorrect answers (in-app purchase)
- Custom card sets (in-app purchase)
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Highly rated by teachers, parents and kids of all ages! Flip the card just like a real flash card! Simple, clean and easy to use interface. The front side of the card shows the question and the back side of the card shows the possible answers. Just tap to flip the card. Once you answer the question correctly, flick the card off the screen by swiping up. Features * Addition, Subtraction, Multiplication, Division * Score percentage and elapsed time displayed * Configurable number of questions * Configurable number of answers for multiple choice * Supports landscape or portrait card display modes * Selectable flash card color themes * Turn all sounds on or off Other great features available via "In App Purchase" * Review Incorrect - review the questions that were answered incorrectly * Score Cards - view and review past scores and questions * Specific Numbers - customize the first and second number ranges * Mixed Operations - ability to have cards with mixed operators * Flash Card Mode - displays the answer instead of multiple choice (swipe up to mark the card correct, swipe down to mark the card incorrect) * Manual Entry Mode - type your answer instead of selecting from a choice of possible answers * Custom Cards - make your own custom card set questions * Time Per Card - allows you to set a time limit for each card
Screenshots
Verdict
The clearest difference is review sentiment: Big Math Flash Cards at 77% against Ca$hOut's 33%. Big Math Flash Cards also leads on rating (4.2 vs 3.4) and update cadence (every 2 months vs every 15 months). Ca$hOut's advantage is in-app purchases (none vs 7) and iOS requirement (8.3 vs 15.6). 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. Big Math Flash Cards sells 7 one-off in-app purchases. Ca$hOut asks for nothing beyond the download.
Big Math Flash Cards holds the better App Store score, 4.2 against 3.4. That said, the two scores are not equally well evidenced: Big Math Flash Cards has 41K ratings behind it against 14, so its average is the more settled of the two. Written reviews point the same way: 33% of Ca$hOut's written reviews are positive against 77% of Big Math Flash Cards's.
Ca$hOut ships an update every 15 months, Big Math Flash Cards every 2 months. The most recent releases landed on October 6, 2026 and October 21, 2026 respectively.
| Parameter | Ca$hOut | Big Math Flash Cards |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (14 ratings) | 4.2 (41K ratings) — better |
| Positive reviews | 33.3% of reviews | 76.8% of reviews — better |
| Number of ratings | 14 | 41K — better |
| Update frequency | Every 15 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 8.3 — better | 15.6 |
| Further details — not scored | ||
| Size | 3 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Olga Volkova | Masato Takagi |
Customer experience
Ca$hOut
Big Math Flash Cards
Bugs and requests
Ca$hOut
Not enough reviews yet to summarise bugs or requests.
Big Math Flash Cards
Reported bugs
2 issues- Incorrect answers marked as wrong
- Glitches when swiping answers
Requested features
5 requests- More difficulty levels
- Ability to choose specific math operations
- Addition of word problems
- Inclusion of fractions and exponents
- Gamification and rewards system
In-app purchases
Ca$hOut
No in-app purchases
Big Math Flash Cards
- Review Incorrect$0.99
- Score Cards$0.99
- Specific Numbers$0.99
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- Mixed Operations$0.99
- Levels 4,5,6$0.99
- Flash Card Mode$0.99
- All Bundle$4.99
Questions
Is Ca$hOut free?
Is Big Math Flash Cards free?
Which has better reviews, Ca$hOut or Big Math Flash Cards?
Do Ca$hOut or Big Math Flash Cards have ads?
Which is updated more often, Ca$hOut or Big Math Flash Cards?
Other comparisons
