Blue Lamp vs Ruler∘
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Blue Lamp
Read full descriptionHide full description
灯光绚烂,乐曲动人!听着美妙的音乐,同时还能欣赏有节奏的灯光闪耀;有浪漫迷人的渐变灯光,还有轻快灵动的闪闪星光;随音乐起舞,演绎梦幻殿堂! 这是一款集音乐与灯光,欢乐与实用于一体的免费应用。通过它,您可以随意设置灯的颜色、亮度,可以创造浪漫的渐变灯光场景,可以让灯光随音乐起舞,可以定制温馨的‘灯光闹钟’! 蓝牙灯控智能搜索蓝牙灯,可以选择单个蓝牙灯进行控制,也可以创建分组同时控制多个蓝牙灯。指尖滑动即可得到多彩的灯光,选择模式可以得到不同的灯光场景,播放音乐可以让灯光随音乐有节奏的变幻,添加定时可以定制一个充满新意的‘灯光闹钟’! 应用界面设计简洁易用,完全免费,充满乐趣又不失实用。
Ruler∘
This app uses augmented reality to measure distances, lengths, heights, and angles with your device's camera. It offers various modes for accurate measurements on different surfaces and for small objects. Users can save their measurements directly to their camera roll.
- Augmented reality measurements
- Measure distance, length, height, area, angles
- Point and shoot measurement
- Air Mode for linear measurement
- Surface Locked for planes
- Save measures to Camera Roll
Read full descriptionHide full description
Measure height, length, square, angle and more with your iPhone camera! Download now! Ruler AR uses Apple ARKit and augmented reality technology to bring you the full experience of a real tape measure right out of the box. Get the right measurement everytime by choosing the right tool for the job. • Point and shoot Aim the camera toward an object to measure • Air Mode Move phone from A to B like a tape measure • Surface Locked Restrict to surfaces like a floor or wall Features: - Light and easy to design - Measure distance, length, height, area, angles and more - Use plane detection or feature point focus - Measure in inches, meters, and centimeters - Sliders to measure small objects accurately - Save measures to Camera Roll SUBSCRIPTION PRICING AND TERMS Subscription Options: Premium Membership Monthly offers a $1.99/monthly, $0.99/weekly subscription for premium functionally and removing ads. * The price is for US customers. Pricing in other countries may vary and actual charges may be converted to your local currency depending on the country of residence. * Free trial automatically converts to a paid subscription unless canceled at least 24-hours before the end of the trial period. * Your subscription will automatically renew at the end of each term and your credit card will be charged through your iTunes account at confirmation of purchase. * Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. * You can turn off auto-renew at any time from your iTunes account settings but refunds will not be provided for any unused portion of the term. The cancellation will take effect the day after the last day of the current subscription period, and you will be downgraded to the free service. Privacy Policy - https://sites.google.com/view/rulerar/privacy-policy Terms of Use - https://sites.google.com/view/rulerar/terms-of-use
Screenshots
Verdict
The clearest difference is iOS requirement: Blue Lamp at 6.0 against Ruler∘'s 17.0. 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 | Blue Lamp | Ruler∘ |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.4 (44 ratings) — better |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | — | 44 — better |
| Update frequency | — | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 6.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 6 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | FEIBIT ELECTRONIC TECHNOLOGY CO., LTD. | Andrei Shpileuski |
In-app purchases
Blue Lamp
No in-app purchases
Ruler∘
No in-app purchases









