MEISAI Σ vs tf
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MEISAI Σ
This app utilizes LiDAR sensors to create augmented reality effects by recognizing surrounding shapes like walls and floors. It integrates with music to generate dynamic visual experiences, transforming your environment with new visual effects.
- LiDAR-based AR effects
- Recognizes walls and floors
- Music-reactive visuals
- Dynamic environmental effects
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【Works with LiDAR-equipped iPhone/iPad only】 This is an AR effect application that uses LiDAR sensors. It recognizes the shapes of the surroundings such as walls and floors and uses them for effects to bring new visual effects. It also has a function that responds to music.
tf
This app assists visually impaired individuals in taking photos. It recognizes subjects and provides audio guidance on camera movement.
- Subject recognition
- Audio camera guidance
- Easy photo taking for visually impaired
- Voice prompts for camera adjustment
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視覚障害者でも簡単に写真を撮れます。アプリが撮影する対象を認識し、カメラをどちらに動かせばよいのか音声で教えてくれます。
Screenshots
Verdict
The clearest difference is review sentiment: MEISAI Σ at 35% against tf's 25%. On price, ads, in-app purchases and monetization model 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 | MEISAI Σ | tf |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (8 ratings) — better | — |
| Positive reviews | 35.5% of reviews — better | 25.0% of reviews |
| Number of ratings | 8 — better | — |
| Update frequency | Every 2 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 14.0 | 13.1 — better |
| Further details — not scored | ||
| Size | 87 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Takayuki WATANABE | UNIVERSITY PUBLIC CORPORATION OSAKA |
Customer experience
MEISAI Σ
tf
In-app purchases
MEISAI Σ
No in-app purchases
tf
No in-app purchases
