展览日历 vs Opa Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
展览日历
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ArtCalendar 是一款全球艺术展览日历 APP，它帮你搜罗世界各地美术馆、双年展/三年展、艺术博览会与画廊的展览信息，让你时刻掌握最新鲜的艺术资讯。系统支持与手机自带日历无缝连接，一键好友分享。 无论你身处所在城市还是旅行目的地，ArtCalendar 都能通过精准定位，快速开启城市天气预报，帮助你制定最佳观展计划。 ArtCalendar 展览日历 APP 于2017年3月正式上线，由现代传播集团荣誉出品。 联系我们：artcalendar@modernmedia.com.cn
Opa Pro
This app provides instant AI-assisted price estimates for home repairs by simply snapping a photo. Homeowners can book trusted local professionals for services like plumbing, HVAC, and cleaning, and manage bookings and payments securely.
- AI-assisted price estimates
- Book local home service pros
- Track orders and chat with pros
- Secure payments via Stripe
- Photo-based repair quotes
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Opa Pro helps Greater Boston homeowners get instant repair quotes and book trusted local pros. • Snap a photo — get a free quote in about 30 seconds • Book Handyman,plumbing, HVAC, cleaning, lawn care, and more • Track orders and chat with your pro in one place • Secure payments through Stripe Serving Boston, Cambridge, Somerville, Brookline, Newton, and surrounding communities.
Screenshots
Verdict
展览日历 and Opa Pro both sit at 5.0 stars, but that hides the real split: 100% of Opa Pro's written reviews are positive against 68% of 展览日历's. Opa Pro also leads on update cadence (every 5 days vs every 4 months). 展览日历's advantage is iOS requirement (12.0 vs 15.1). On price, rating, ratings volume and ads 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. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for 展览日历 against 5.0 for Opa Pro. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews are what separate them: 68% of 展览日历's written reviews are positive against 100% of Opa Pro's.
展览日历 ships an update every 4 months, Opa Pro every 5 days. The most recent releases landed on October 13, 2026 and October 6, 2026 respectively.
| Parameter | 展览日历 | Opa Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (3 ratings) |
| Positive reviews | 68.2% of reviews | 100.0% of reviews — better |
| Number of ratings | 2 | 3 — better |
| Update frequency | Every 4 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 32 MB | 15 MB |
| Age rating | 4+ | 17+ |
| Developer | Modern Mobile Digital Media Company Limited | SUMMIT HOME SOLUTIONS LLC |
Customer experience
展览日历
Opa Pro
In-app purchases
展览日历
No in-app purchases
Opa Pro
No in-app purchases
