D520 vs 長老會聖詩
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
D520
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起重機荷重保護 產品特性: ● 顯示型荷重超載限制器可對起重設備進行顯示和警報，當起吊物品時，傳感器產生變形，顯示型荷重超載限制器可以指 示出載荷的數值。 ● 高亮度紅色LED顯示螢幕 ● 重量過載異常時，蜂鳴器會發出警示音提醒操作人員，增強安全性。 ● 當重量超過額定負重時，超載控制器會自動切斷起升機構的動力源，避免事故發生
長老會聖詩
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長老會聖詩，提供華語與台語版本閱讀與紀錄
Screenshots
Verdict
The clearest difference is in-app purchases: D520 at none against 長老會聖詩's 4. D520 also leads on iOS requirement (11.0 vs 16.0). 長老會聖詩's advantage is update cadence (weekly vs every 4 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. 長老會聖詩 sells 4 one-off in-app purchases. D520 asks for nothing beyond the download.
D520 ships an update every 4 months, 長老會聖詩 weekly. The most recent releases landed on October 29, 2026 and November 3, 2026 respectively.
| Parameter | D520 | 長老會聖詩 |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 33.3% of reviews |
| Update frequency | Every 4 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 11.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 8 MB | 87 MB |
| Age rating | 4+ | 4+ |
| Developer | SYSCODE INTERNATIONAL INC. | 台灣基督長老教會總會教會禮拜與音樂委員會 |
In-app purchases
D520
No in-app purchases
長老會聖詩
- 31天試用版(華語版+台語版)$3.99
- VIP台語版$9.99
- VIP華語版$9.99
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- VIP完整功能使用(華語版＋台語版）$13.99
