3D Data Plot vs Loopy Player
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
3D Data Plot
Visualize scientific measurement data in interactive 3D scatter plots. Supports various CSV delimiters and exponential notation, with precise internal float processing. Import data seamlessly from your device, Mac, or iCloud.
- 3D scatter plot visualization
- CSV file import
- Supports various delimiters (tab, space)
- Imports exponential notation
- Data import from device, Mac, or iCloud
- Precise float processing
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1. Measurement data (CSV file) can be plotted in 3D. • Interprets delimiters other than commas: tab(\t), space(\s) and so on. • Imports the 4th element, which is used as density, concentration and so on. • Imports the value represented with exponential notation "0.0E±0", which is outputted by Excel. • Internal processing in float type, which has a range of ±1E-38 to ±1E+38 with a precision of 6 decimal digits. 2. You can import CSV file in three ways: When completing within one device (iPhone/iPad/Mac). • Create a text file with an application (Notes, Textor, etc.) on the device. • In the application, tap "share button" and then choose “3dDataPlot”. Transfer from Mac to iPhone/iPad • Connect your device (iPhone/iPad) to your Mac via USB cable. • In Finder on your Mac, select the device in the left sidebar and click "File" on the button bar at the right. • Drop a text file into “3dDataPlot” folder. Import from iCloud • Sign in to iCloud.com from browser (Safari, Chrome, etc.) on your Mac. • Select “iCloud Drive”. • Drop a text file into “3dDataPlot” folder.
Loopy Player
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Loopy is a media player for language learning that lets you instantly look up, repeat, and save words and sentences you encounter while watching videos, listening to audio, or browsing the web. Look up words, repeat specific sections, and organize your vocabulary—all in one app, without interrupting your content. ▸ Easily Add Learning Materials Add video, audio, and subtitle files to Loopy through File Sharing, iCloud Drive, or Wi-Fi transfer. ▸ Dual Subtitles, Even Without Subtitle Files View both original and translated subtitles simultaneously. If your content doesn’t include subtitles, Loopy can automatically generate and translate them. ▸ Look Up Expressions Instantly Tap an unfamiliar word in the subtitles to open the dictionary instantly. To understand an entire sentence, simply drag across it to translate. ▸ The Same Learning Tools on the Web Use dual subtitles, real-time translation, and one-tap dictionary lookup with web videos. You can also tap or drag text on a webpage to look it up or translate it instantly. ▸ Automatically Build Your Personal Vocabulary List Words you look up and sentences you translate are automatically saved with the date you studied them. Track your daily progress on the calendar, review with flashcards, and manage your learning progress. ▸ Listen, Shadow, and Repeat — Loopy Pro Loopy Pro analyzes audio waveforms to help you repeat sections containing speech. Jump between subtitle and speech segments, adjust playback speed, and focus on specific parts using subtitle repetition, A-B repetition, and customizable repeat counts. Subtitle navigation, playback speed controls, and repeat playback tools are also available for web videos. ▸ Keep study materials in view — Loopy Pro Keep notes, documents, or web pages open in a compact window alongside your content. Take notes as you learn or keep reference materials open while you study. There’s no need to pause a video to open a separate dictionary or record expressions in another app. Every moment you watch, listen, tap, and repeat naturally becomes part of your learning. Sample Content Sprite Fright (CC) Blender Foundation | studio.blender.org Licensed under the Creative Commons Attribution 1.0 License (CC BY 1.0). Official source: https://studio.blender.org/films/sprite-fright/ License and attribution information: https://studio.blender.org/projects/sprite-fright/pages/about/
Screenshots
Verdict
The clearest difference is update cadence: Loopy Player at every 3 days against 3D Data Plot's every 17 months. 3D Data Plot's advantage is device support (4 vs 1) and iOS requirement (13.0 vs 18.0). On price, ads and in-app purchases 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. 3D Data Plot sells 1 one-off in-app purchase and Loopy Player sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
3D Data Plot ships an update every 17 months, Loopy Player every 3 days. The most recent releases landed on September 16, 2026 and October 25, 2026 respectively.
| Parameter | 3D Data Plot | Loopy Player |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| Update frequency | Every 17 months | Every 3 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone |
| Requires iOS | 13.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 5 MB | 143 MB |
| Age rating | 4+ | 17+ |
| Developer | Yukiko Iwai | Bae Ho Lee |
In-app purchases
3D Data Plot
- Increase Size Limit$7.99
Loopy Player
- Pro 7-Day Free TrialFree
- Loopy Pro$9.99
Questions
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