OWN 플레이스 vs Harumath
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OWN 플레이스
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Our Wonderful Next step! 나의 것을 만드는 곳 나의 세계를 만드는 곳 OWN 플레이스와 함께 반짝반짝한 미래를 만들어 나가세요! #1 이용권 결제 및 좌석 배정 가능 #2 이동 및 퇴실처리 가능 #3 실시간 좌석현황 확인 가능 #4 키오스크에서 별도 로그인 없이 앱을 통해 출입 가능
Harumath
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Harumath is a timed mental math trainer for people who need to be fast and accurate under pressure — quant and trading interview candidates, numerical reasoning and GRE test takers, and anyone rebuilding arithmetic speed. Sprint through addition, subtraction, multiplication, and division against the clock, then review your accuracy, pace, and combo flow to see exactly where you slow down. Why people train with Harumath - Prepare for quant, trading, and finance interview math tests - Practice for numerical reasoning, aptitude, and GRE-style arithmetic - Rebuild everyday calculation speed with short daily sessions Features - 90-second daily sprint — the classic timed arithmetic format - Speed, accuracy, multiplication, comparison, mixed, and deep-focus modes - Progress review for rhythm, accuracy, combos, and level flow - Missed-problem review and weak-spot cards so you drill what you got wrong - Shareable daily result card to keep a streak with friends - Visual math puzzles: number maze, 24 game, and magic square - Optional local reminders at the time you choose Harumath works without an account. No ads. Your progress stays on your device. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://cmore-team.github.io/app/anzan/privacy/
Screenshots
Verdict
The clearest difference is in-app purchases: OWN 플레이스 at none against Harumath's 2. OWN 플레이스 also leads on iOS requirement (15.0 vs 17.0). Harumath's advantage is update cadence (every 4 days vs every 8 months). 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. Harumath sells 2 in-app purchases, starting at $4.99 per month. OWN 플레이스 asks for nothing beyond the download.
OWN 플레이스 ships an update every 8 months, Harumath every 4 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | OWN 플레이스 | Harumath |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 8 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 3 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Cobosys Inc. | YE HEON GWON |
In-app purchases
OWN 플레이스
No in-app purchases
Harumath
- 하루암산 Pro 월간3 Days trial$4.991 Month
- 하루암산 Pro 연간3 Days trial$29.991 Year
