世界人口電卓 vs 解説！ジーニアス受験生！
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
世界人口電卓
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機能 - シンプルな電卓。普通に計算できる。 - 計算結果の数値に連動して、その数値に人口が近い国を地図上に示す。 - ランダムに国を地図上に表示する。 - 人口のランキングに沿って、次へ/前へ 進める。
解説！ジーニアス受験生！
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勉強をしながら、学力を上げて 部活動をしながら、集中力を上げて アルバイトをしながら、お金を稼いで 高校３年生の冬に合格を掴み、春を迎えよう！
Screenshots
Verdict
世界人口電卓 and 解説！ジーニアス受験生！ are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
世界人口電卓 ships an update every 3 days, 解説！ジーニアス受験生！ every 2 days. The most recent releases landed on October 4, 2026 and October 13, 2026 respectively.
| Parameter | 世界人口電卓 | 解説！ジーニアス受験生！ |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 days | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 229 MB |
| Age rating | 4+ | 4+ |
| Developer | HANAUTA INC. | HIROMICHI OTAKI |
In-app purchases
世界人口電卓
No in-app purchases
解説！ジーニアス受験生！
No in-app purchases
