油迹Pro vs Calculator Sci Unit Converter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
油迹Pro
This app helps car owners manage their fuel and charging expenses with intuitive logging and smart analysis. Track your driving costs, understand fuel consumption patterns, and visualize your energy spending trends. It offers ad-free, privacy-focused data management for multiple vehicles.
- Record fuel and charging transactions
- Track fuel consumption and costs
- Visualize energy usage trends
- Manage multiple vehicles
- Cloud synchronization
- Ad-free experience
- Data privacy protection
Read full descriptionHide full description
油迹 Pro 为车主打造简洁专业的加油加电管理工具，以直观的操作与智能的分析能力，帮你轻松记录加油轨迹、掌握油耗规律，让每一笔用车能源开支都有据可依。 适配全机型的原生设计，兼顾流畅体验与极简操作，无需复杂设置，打开即可快速完成加油信息录入，所有数据云端同步，跨设备随时查看。自动计算百公里油耗、每公里油费，生成可视化的能源使用趋势，清晰呈现用车成本变化；支持多车辆独立管理，按时间维度汇总加油开支，助力出行预算规划。 全程无广告、无冗余推送，本地 + 云端双重加密保护数据隐私，你的所有加油记录与分析数据，仅归你所有。 从日常通勤到长途出行，油迹 Pro 陪你精准掌控每一份能源消耗，让爱车用油管理更简单、更高效。
Calculator Sci Unit Converter
This app offers a robust calculator with both standard and scientific functions. It includes a unit converter for various measurements and currency, plus helpful shortcuts for percentages, taxes, and tips. All calculations are saved locally for easy access.
- Standard and scientific calculator modes
- Unit conversion for length, weight, temperature, currency
- Full calculation history log
- Percentage, tax, and tip calculation shortcuts
- Offline functionality
- Optimized for phone and tablet
Read full descriptionHide full description
A fast, clean calculator for everyday math and deeper work. Switch to scientific mode for trig, powers, and logs, then convert length, weight, temperature, and currency without leaving the app. Need to check an old result? Your calculation history stays on device so you can copy, reuse, or review past entries anytime. Percentage, tax, and tip helpers make shopping and dining math effortless. • Standard & scientific calculator • Unit converter: length, weight, temp, currency • Full calculation history with copy • Percent, tax, and tip shortcuts • Offline-first — no account required • Optimized for phone and tablet Perfect for students, professionals, and anyone who wants a reliable calculator that respects your privacy.
Screenshots
Verdict
The clearest difference is review sentiment: 油迹Pro at 67% against Calculator Sci Unit Converter's 0%. 油迹Pro also leads on price ($0.99 vs $1.99). Calculator Sci Unit Converter's advantage is iOS requirement (13.0 vs 17.0). On update cadence, ads, in-app purchases and monetization model 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
油迹Pro costs $0.99 and Calculator Sci Unit Converter $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
油迹Pro ships an update every 2 weeks, Calculator Sci Unit Converter monthly. The most recent releases landed on August 2, 2026 and July 26, 2026 respectively.
| Parameter | 油迹Pro | Calculator Sci Unit Converter |
|---|---|---|
| Price | $0.99 — better | $1.99 |
| Rating | — | 4.0 (2 ratings) — better |
| Positive reviews | 66.7% of reviews — better | 0.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 2 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | 熵析云枢网络科技 | 厦门市凡游网络科技有限公司 |
Customer experience
油迹Pro
Calculator Sci Unit Converter
In-app purchases
油迹Pro
No in-app purchases
Calculator Sci Unit Converter
No in-app purchases
