NUMEN vs Balance Math Go
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NUMEN
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"Not solving math — the moment you start to feel it." NUMEN is not a problem-set app. It's an app for everyone who once gave up on math — and wants to recover the sense of it. ■ A different approach Other math apps: Definition → Formula → Practice → Wrong answer NUMEN: Experience → Pattern → Intuition → Definition You touch with your finger. You drag a slider. You watch values change. Each fraction slice, each function curve, each direction of a negative number — every concept comes alive as moving math, not memorized math. ■ Who is this for? · Middle and high school students who lost the thread · People burned out on classroom-style explanations · Adults who want to understand investing, statistics, or AI · Anyone who wants to feel "I wasn't bad at math — the connections were just broken" ■ What's inside · Interactive lessons you actually touch 33 lessons across 10 phases — sense, relations, change, chance, shape, cycles, limit, slope, accumulation, direction · Intuition first, definition later See the phenomenon, find the pattern, then meet the formal name · 5–10 minute daily sessions Light enough to keep, deep enough to transform · Daily streaks A little, every day — that's how sense rebuilds · Four languages Korean · English · Japanese · Simplified Chinese — every lesson body translated · iPhone · iPad universal · Fully offline No ads. No tracking. No data collection. No internet calls. ■ Why NUMEN? You weren't bad at math. Only the connections between concepts were broken. NUMEN was designed — by hand, with care — to reconnect them. "Oh — I wasn't dumb. The connections were just broken." That moment is what NUMEN is built for. ■ Privacy by design NUMEN collects zero personal information. All progress is stored only on your device. No analytics, no advertising SDKs, no external APIs. ■ Pricing · The app itself — free to download · Phase 1–3 (12 lessons, ≈ 60 min of content) — free · Phase 4–10 (21 lessons) — single one-time in-app purchase, unlocks forever. No ads, no subscription, no renewal. ■ Coming next · More lessons within Phase 5–10 · Personal review / notes screen Begin today. Mathematical sense is not memorized — it is recovered.
Balance Math Go
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Balance Math delivers algebra equation practice through an animated balance beam mechanic. Core mechanic: Solve for X in each equation. Enter your answer; the beam tilts proportionally based on your input vs. the correct answer. A balanced beam (zero tilt) confirms the correct value. Level set (30 equations, progressive difficulty): - Level 1-10: Single-step linear (X + c = n, aX = n) - Level 11-20: Two-step linear (aX + b = n, X - c = n) - Level 21-30: Mixed two-step (aX + b = n, aX - b = n, larger coefficients) Technical specifications: - Beam tilt: -0.1 to +0.1 radians based on answer delta - Progress: UserDefaults (Set of solved level indices), auto-persisted - Skip: Available on all levels, no penalty - Completion: Win overlay at level 30 Zero network calls. No account. No permissions required. No ads. No IAP.
Screenshots
Verdict
The clearest difference is in-app purchases: Balance Math Go at none against NUMEN's 1. On price, ads, device support and iOS requirement 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. NUMEN sells 1 one-off in-app purchase. Balance Math Go asks for nothing beyond the download.
| Parameter | NUMEN | Balance Math Go |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 weeks | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 0 MB |
| Age rating | 4+ | 4+ |
| Developer | Byoungho Kim | 晓 郭 |
In-app purchases
NUMEN
- NUMEN — Unlock All$2.99
Balance Math Go
No in-app purchases









