R'studio vs 张大妈
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
R'studio
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位於旺角星際城市的耳機線專門店，由實體店走到線上，最新資訊通知、下單、維修登記，一鍵搞定。
张大妈
This shopping assistant helps you save money, time, and effort by comparing products across multiple e-commerce platforms. It leverages a neutral consumer knowledge base and AI to find high-value items, track prices, and provide real user reviews to guide your purchasing decisions.
- Cross-platform price tracking
- Coupon and discount aggregation
- Real user review summaries
- Intelligent product comparison
- Personalized recommendations
- Historical price tracking
- Voice and text input support
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“张大妈”是帮助您省心、省钱、省时间的第三方中立购物管家。通过“值得买科技”中立的消费知识库和大模型能力，帮助您在众多电商平台中，多家对比、全面评估、筛选高性价比好物，解决您买什么、怎么买、选哪个的困扰。 【特色功能】 全网搜罗低价：追踪各大平台、优惠券、限时折扣、满减活动……一个不漏，帮你找到低价！ 口碑评价全掌握：汇总全网真实评价，买前必看避坑指南～ 智能对比更省心：智能对比参数价格，帮你轻松选对好物，拒绝当“冤大头”！ 智能帮你选好物：不再海量信息里迷茫！说出你的喜好，即刻推荐优质好物～ 历史价格全知道：追踪历史价格，帮你找准入手时机～ 支持语音和文字：语音或文字输入，轻松下达指令！张大妈秒懂你的购物需求，沟通零障碍！ 【联系我们】 如果在使用中遇到任何问题，可在张大妈应用内的“个人中心-反馈”进行反馈。张大妈会珍视每一条宝贵建议不断优化产品～
Screenshots
Verdict
The clearest difference is iOS requirement: R'studio at 10.0 against 张大妈's 14.0. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | R'studio | 张大妈 |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.0 (2 ratings) — better |
| Positive reviews | — | 77.3% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | — | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 10.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 60 MB | 119 MB |
| Age rating | 4+ | 4+ |
| Developer | Crystal Tsui | Beijing Zhidemai Technology Co., Ltd. |
In-app purchases
R'studio
No in-app purchases
张大妈
No in-app purchases
