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知了 · Food Safety Scanner

知了 · Food Safety Scanner

Scan Food. Know What's Inside.

0 ratings
24 reviews
With Ads
🔧 Utilities
💪 Health & Fitness
Free
In-App PurchasesWith Ads

Details

  • Released
  • Updated
  • May 10, 2026
  • June 26, 2026

Features

Developer

Hainan Qifan Technology Co., Ltd.
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🧾$2.99 - $14.99
In-App Purchase↘︎
⭐24
Reviews↘︎
❓8 answered
FAQ↘︎
📦~ in 1 week
Updates frequency↘︎
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About

Instantly understand food ingredients and safety ratings by scanning barcodes or photos. Get detailed breakdowns of additives, nutrition facts, and personalized alerts for specific dietary needs. Make informed food choices with confidence.

✓Barcode and photo recognition scanning
✓Instant safety rating (A-E)
✓Detailed ingredient and additive breakdown
✓Nutrition facts analysis
✓Personalized health alerts
✓Scan history and reports
Show original description

What's New in 知了 · Food Safety Scanner

1.3.7

June 26, 2026

bugs fixed

Subscription plans

连续包季

连续自定订阅季度会员

$5.993 Months
How to cancel 知了 · Food Safety Scanner subscription ⁉️
10

In-App Purchases

$14.99

年度会员

12个月的会员服务

User reviews

Most RecentHighest RatedLowest Rated

要会员

要会员，不充会员一天只能扫码一次，要会员，要会员，谨慎下载
馨768865馨768865

Response from developer

您好，应用提供免费体验次数是为了让用户在购买前可以了解功能。 我们的食品成分识别与数据库分析需要持续的技术投入和维护，因此对于高频使用场景会通过会员方式提供支持。 同时也有很多用户只是偶尔查询一次食品配料，这部分功能依然可以免费使用。 非常感谢您的体验与反馈，我们也会持续优化产品。

不够完善

连个搜索都没有，一天只能查一次，还要开会员
阿海64946阿海64946

Response from developer

搜索功能正在开发中，后续版本会逐步上线，目前免费版提供基础查询体验（每日1次），会员版开放完整功能和不限次数使用，平台没有广告变现，主要通过会员支持长期运营和数据维护。

呵呵

抢
浊酒闲愁浊酒闲愁

Response from developer

免费用户有免费体验次数，会员无限制使用全部功能，是否开通完全自愿，我们不收取商家或广告费用，会员用于支持平台长期、独立运营。

还要交钱

还要交钱
差评 没必要差评 没必要

Response from developer

如果一个号称独立的测评机构，不跟用户收费，你觉得结果可信吗？？ 知了作为独立的第三方测评工具，采用用户付费模式运营，不接受商家或广告付费，以避免商业干预，我们通过清晰透明的收费机制支持数据维护和长期运营，保障测评结果的独立性与可信度。

垃圾软件

垃圾软件大家不要下载
3区，武当张无忌3区，武当张无忌

Response from developer

你是哪个品牌方的水军，一条给你多少钱？跑到这里来恶意差评？

See 19 more reviews

FAQ

What is 知了's primary function?

知了's primary function is to help users understand food ingredients, additives, and safety ratings by scanning barcodes or taking photos of food products. It provides a detailed breakdown of what's inside and assigns an A-E safety rating.

Does 知了 have ads?

Yes, 知了 contains advertisements. Users may encounter ads while using the app's features.

What kind of data does 知了 use for its safety ratings?

知了 cross-references information with 7 global standards, including US FDA and EU EFSA, and overlays it with WHO/IARC carcinogen classification data for professional additive risk analysis.

Can 知了 provide personalized alerts?

Yes, 知了 offers tailored alerts for specific needs such as children's diets, low-sugar requirements, and weight-loss goals, based on the scanned food information.

How often is 知了's database updated?

The app's database is continuously updated and currently covers over 2,300 food additives. The latest version was updated on 2026-06-26.

What subscription plans are available for 知了?

知了 offers monthly, quarterly, and annual subscription plans. The monthly plan is ¥15 for the first month, the quarterly plan is ¥39, and the annual plan is ¥78.

On which devices can 知了 be used?

知了 is supported on iPhone and iPod devices. It has an age rating of 4+.

How can I cancel my 知了 subscription?

To cancel your subscription, you need to disable auto-renewal in your Apple ID settings at least 24 hours before the next billing date. Payments are charged to your Apple ID upon purchase confirmation.