SoundEcho vs PopColor
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
SoundEcho
A fun and accessible memory game using sound cues. Players match pairs of buttons that produce the same sound to clear the board. Supports multiple sound themes and player counts, with Game Center integration.
- Sound-based memory matching
- VoiceOver accessibility
- Animal and computer sound themes
- Multiple difficulty levels (10, 15, 20 sounds)
- 2-4 player real-time multiplayer
- Game Center integration
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SoundEcho is a memory game with sounds that is easy to play and fully accessible with VoiceOver. SoundEcho is enjoyable for blind, low vision and sighted players alike. The gameplay is simple. Buttons showing a letter, number or smiley are spread across the screen. Tap a button to hear a sound. If two different buttons produce the same sound, they disappear. Find all matching sounds as quickly as possible with as few taps as you can. Choose from 4 sound categories: the classic animal and computer sounds, or the alternative traffic and musical instrument sounds. Each game contains 10, 15 or 20 sound pairs. SoundEcho integrates Game Center so you can compare scores, track achievements and play real-time matches with 2 to 4 players. SoundEcho was nominated for the 2023 Golden Apple Awards by the AppleVis website. Try SoundEcho for free today.
PopColor
A fast-paced arcade puzzle game where players tap connected gems to create chain reactions within a 60-second time limit. Build streaks for bonus time, avoid mistakes, and utilize power-ups to achieve high scores. Compete on leaderboards and share your performance.
- 60-second arcade gameplay
- Tap connected gems
- Build streaks for bonus time
- Avoid wrong taps
- Power-ups like bombs and lightning
- Daily official runs
- Training mode for practice
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PopColor is a fast 60-second arcade puzzle game about speed, focus, and colorful chain reactions. Tap 3+ connected gems, build streaks for bonus time, avoid wrong taps, and hit bombs and lightning for extra points. Play one official daily run, compare your score on Game Center, then share your #POPCOLOR card. Training Mode lets you practice freely without saving scores. PopColor+ unlocks unlimited official runs, trophies, and Endless Mode. PopColor is ready for iPhone Duo and future flexible iPhone layouts.
Screenshots
Verdict
The clearest difference is rating: PopColor at 5.0 against SoundEcho's 4.3. PopColor also leads on update cadence (every 3 days vs every 5 weeks). SoundEcho's advantage is monetization model (free vs free with in-app purchases) and ratings volume (3 vs 1). On price, review sentiment, 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. SoundEcho sells 1 one-off in-app purchase and PopColor sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
PopColor holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
SoundEcho ships an update every 5 weeks, PopColor every 3 days. The most recent releases landed on October 24, 2026 and October 19, 2026 respectively.
| Parameter | SoundEcho | PopColor |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (3 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 5 weeks | Every 3 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 7 MB | 6 MB |
| Age rating | 12+ | 4+ |
| Developer | Kristof Nijs | Manuel Sainsily |
Customer experience
SoundEcho
PopColor
In-app purchases
SoundEcho
- Purchasing the app$4.49
PopColor
- PopColor+$2.99
