Comparison

Light Teller vs 鯨好印

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Light Teller

This app uses your smartphone camera to measure ambient light levels, helping parents ensure their children's study spaces have adequate lighting to protect their vision and reduce myopia risk. It offers clear instructions and educational content on light's impact on eye health.

Highlights
  • Brightness testing with smartphone camera
  • Light health guidance for parents
  • Detailed user instructions
  • Accurate and reliable measurements
  • Educational articles on visual health
Read full description

"Light Teller" is an intelligent application that utilizes the smartphone camera to test the brightness of the environment, helping parents determine whether the lighting in their children's study environment is sufficient. Specifically designed for parents with young children, we understand the importance of protecting their eyes during their developmental stages. Therefore, we pay special attention to the impact of lighting on daily eye health and strive to create an optimal learning environment that reduces the risk of myopia. The key advantage of "Light Teller" lies in providing detailed usage instructions and a reference for brightness, enabling you to easily understand and optimize your children's study environment. Key Features: 1. Brightness Testing: Utilize the smartphone camera to quickly and accurately measure the brightness level of the environment, providing reliable reference values for parents. 2. Light Health Guide: Provide parents with educational information about brightness, helping them create a comfortable learning environment for their children. 3. User Instructions: Clear and user-friendly interface and instructions enable parents to quickly get started, operate correctly, and interpret the results of brightness testing. Key Highlights: - Accurate and Reliable: Utilize advanced brightness measurement algorithms to ensure accurate and reliable test results. - Simple and User-Friendly: Designed with a user-friendly interface, allowing you to easily conduct brightness testing without requiring specialized knowledge or equipment. - Illuminating Knowledge: Offer a rich collection of educational articles to deepen parents' understanding of the importance of light and its impact on visual health.(TBD) Whether you are prioritizing your children's eye health or seeking a deeper understanding of the importance of light, "Light Teller" is the ideal choice for you. Please note: This application solely provides brightness testing and educational knowledge sharing. It does not diagnose any environment or offer medical advice.

About

鯨好印

Features
Read full description

鯨好印是一款專為商家打造的電子發票列印 App,從「接收訂單資料 → 立即列印」一氣呵成,讓門市尖峰、外送爆單或電商出貨都能穩定快速出單。App 支援多來源訂單資料,同時提供高速列印與彈性列印設定,確保每張發票都能清楚、準確、即時印出,讓你把流程做得更精準,把時間留給服務與營運成長。

Screenshots

Light Teller3 screens
鯨好印4 screens

Verdict

The call

The clearest difference is in-app purchases: 鯨好印 at none against Light Teller's 2. 鯨好印 also leads on iOS requirement (13.0 vs 16.1). On price, update cadence, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Light Teller sells 2 one-off in-app purchases. 鯨好印 asks for nothing beyond the download.

UpkeepUpdate frequency

Light Teller ships an update every 5 months, 鯨好印 every 2 months. The most recent releases landed on September 20, 2026 and October 16, 2026 respectively.

Scorecard2 real differences · 7 level
Light Teller versus 鯨好印: the parameters behind the verdict, then further details
ParameterLight Teller鯨好印
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 5 monthsEvery 2 months — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.113.0 — better
Further details — not scored
Size1 MB26 MB
Age rating4+4+
Developer佳佳 陶鯨躍科技有限公司

In-app purchases

2 purchases

Light Teller

One-time2
  • 3 Months Access$1.99
  • 1 Year Access$4.99
None

鯨好印

No in-app purchases

Questions

Is Light Teller free?
Light Teller is free to download, with in-app purchases available.
Is 鯨好印 free?
鯨好印 is free to download, with no in-app purchases.
Do Light Teller or 鯨好印 have ads?
Neither Light Teller nor 鯨好印 shows ads.
Which is updated more often, Light Teller or 鯨好印?
Light Teller ships an update every 5 months, and 鯨好印 every 2 months. Most recently, Light Teller was updated on September 20, 2026 and 鯨好印 on October 16, 2026.

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