Calculator vs 智慧工地（劳务）
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator
This utility app allows users to perform calculations and view the formulas used. It offers the ability to edit past calculations and share results via email or memos. An optional purchase can remove advertisements.
- View calculation formulas
- Edit past formulas
- Share calculations
- Ad-free option via purchase
- Output to memos or email
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This is a calculator. You can see the formula. You can edit formulas later. To edit a formula, tap the place you want to edit. Purchasing an option allows you to turn off advertisements. Since there is a sharing function, you can output calculation formulas and results to memos or send them by e-mail.
智慧工地（劳务）
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以项目管理为中心的体系结构,未来可扩展至管理、养护期项目管理,不仅支持面向业主、监理及行业监管部门，还可服务于施工企业构建,围绕公路工程建设期项目管理平台.
Screenshots
Verdict
The clearest difference is in-app purchases: 智慧工地（劳务） at none against Calculator's 1. 智慧工地（劳务） also leads on ads (none vs shown) and update cadence (monthly vs every 2 months). On price 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. Calculator sells 1 one-off in-app purchase. 智慧工地（劳务） asks for nothing beyond the download.
Calculator ships an update every 2 months, 智慧工地（劳务） monthly. The most recent releases landed on October 24, 2026 and October 16, 2026 respectively.
| Parameter | Calculator | 智慧工地（劳务） |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (10 ratings) — better | — |
| Positive reviews | 42.9% of reviews | — |
| Number of ratings | 10 — better | — |
| Update frequency | Every 2 months | Monthly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 4 MB | 111 MB |
| Age rating | 4+ | 17+ |
| Developer | Hideki Ogawa | 宁夏飞龙海信息技术发展有限公司 |
In-app purchases
Calculator
- Remove in-app ads$2.99
智慧工地（劳务）
No in-app purchases
