FR_18 vs Pencil Sketch Image
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FR_18
Control your quadcopter drone from your smartphone. View live video feeds from the drone's camera and save photos or record videos for later.
- Smartphone drone control
- Live video streaming
- Photo capture
- Video recording
- Save media for later
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FR_18 是一款通过手机操控四轴飞行器的APP，你可以通过手机端随时观看无人机拍摄的实时视频，也可保存图片或录制视频以备未来查看。
Pencil Sketch Image
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A simple function app that converts your images and photos into images that look like they were sketched with a pencil. By converting the image with a hand-drawn sketch-like filter, you can create a unique image or a tasteful art-like image. Can be converted to black and white or color sketch images It is for those who want to process images easily without unnecessary functions.
Screenshots
Verdict
The clearest difference is ads: FR_18 at none against Pencil Sketch Image's shown. FR_18 also leads on iOS requirement (8.0 vs 15.6). On price, update cadence, 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.
FR_18 ships an update every 5 months, Pencil Sketch Image every 3 months. The most recent releases landed on October 9, 2026 and October 12, 2026 respectively.
| Parameter | FR_18 | Pencil Sketch Image |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 5 months | Every 3 months — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 8.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 104 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | 瑞慧 谭 | Ryouhei Azuma |
In-app purchases
FR_18
No in-app purchases
Pencil Sketch Image
No in-app purchases
Questions
Is FR_18 free?
Is Pencil Sketch Image free?
Do FR_18 or Pencil Sketch Image have ads?
Which is updated more often, FR_18 or Pencil Sketch Image?
Other comparisons
