Horror Sound Effects vs Troo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Horror Sound Effects
Explore a collection of eerie sound effects perfect for horror enthusiasts and Halloween events. Create spooky productions with zombie sounds, ghost voices, and chilling music to enhance fear and excitement. Ideal for pranks, parties, and igniting your imagination.
- Eerie sound effects collection
- Suitable for horror movies
- Halloween event sounds
- Zombie and ghost voices
- Spooky music and heartbeat effects
- Prank and party use
Read full descriptionHide full description
A collection of eerie sound effects used in horror that allow you to experience fear and ghosts. We offer scary sound effects for those who love horror movies and for Halloween events. With this app, you can create a production that incorporates various elements such as zombies and scary ghost voices. Spooky music and heartbeat-like effects are also included for added scare and excitement. In addition, there are plenty of scary sound effects that can be used for Halloween pranks and playing with friends. This app is a must-have tool for any horror fan and is perfect for livening up events such as Halloween parties. This app is highly recommended for those who want to experience a sense of terror and those who want to draw out their own imagination. Sound effect: Pocket Sound – https://pocket-se.info/ OtoLogic (https://otologic.jp)
Troo
This app helps children aged 4-10 develop social, emotional, and relational skills through interactive stories, creative projects, and family activities. It focuses on real-world topics to foster meaningful connections and personal growth.
- Interactive stories
- Real-world topics
- Hands-on projects
- Off-screen activities
- Family engagement
- Skill development
Read full descriptionHide full description
The fun way to build social, emotional and relational skills. Troo makes it fun to build meaningful social, emotional and relational skills in children (4 to 10 years old) through interactive stories on real-world topics, hands-on projects and off-screen activities with family and friends. Privacy Policy - https://yetimyfriend.com/privacy Terms of use - https://yetimyfriend.com/terms-of-use
Screenshots
Verdict
The clearest difference is in-app purchases: Horror Sound Effects at none against Troo's 2. Troo's advantage is ads (none vs shown) and update cadence (monthly vs every 3 months). On price, rating, device support and iOS requirement 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. Troo sells 2 in-app purchases, starting at $6.99 per month. Horror Sound Effects asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Horror Sound Effects against 5.0 for Troo. Both are backed by a comparable volume of ratings — 1 and 4 respectively.
Horror Sound Effects ships an update every 3 months, Troo monthly. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.
| Parameter | Horror Sound Effects | Troo |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (4 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 4 — better |
| Update frequency | Every 3 months | Monthly — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 20 MB | 108 MB |
| Age rating | 12+ | 4+ |
| Developer | Ryouhei Azuma | Yeti My Friend |
Customer experience
Horror Sound Effects
Troo
In-app purchases
Horror Sound Effects
No in-app purchases
Troo
- 1 month$6.991 Month
- 1 year$59.991 Year
Questions
Is Horror Sound Effects free?
Is Troo free?
Which has better reviews, Horror Sound Effects or Troo?
Do Horror Sound Effects or Troo have ads?
Which is updated more often, Horror Sound Effects or Troo?
Other comparisons
