Sound Amplifier | Volume Boost
Research answer
What AppTrendKit can say about Sound Amplifier | Volume Boost today
Sound Amplifier | Volume Boost has no estimate-backed download or gross-consumer-spend figure that meets the public evidence contract yet.
Observed App Store metadata, chart positions, and history are shown below. Missing, non-finite, undefined-currency, or undefined-metric evidence stays missing rather than becoming zero.
Performance
Downloads, revenue and chart history
Estimates for the last 7D. Chart positions come from the App Store; downloads and revenue are AppTrendKit estimates, shown as a size band (for example 10K–50K) with a confidence level.
Estimated downloads · 30D
Upper limitUnder 10K
Below the top 100 in Health & Fitness (US)
The app is not in its category's top 100, so it has less than the app ranked #100 there. We show this limit until we have enough data for an estimate.
Estimated App Store gross consumer spend · 30D
Upper limitUnder $200K
Below the top 100 in Health & Fitness (US)
The app is not in its category's top 100, so it has less than the app ranked #100 there. We show this limit until we have enough data for an estimate.
History
Collected daily performance
No daily history yet.
Rank history
Chart positions
Lower rank is better. Only collected observations are shown.
Coverage note
What the ranks mean
A missing rank is not treated as zero downloads or zero revenue. Apple chart feeds are bounded and may return censored or not-ranked observations outside the visible chart depth.
Read the methodApp Store search
Keywords Sound Amplifier | Volume Boost ranks for
Observed positions in Apple's US search results, best first. Popularity is a 0–100 index, not a search count.
| Keyword | Position | Change | Popularity | Difficulty |
|---|---|---|---|---|
| hearing | #9 | new | 72 | 60 |
Storefront mix
Top countries by estimated contribution · 7D
Country figures cover the days we collected in each country, so they don't add up to the worldwide estimate. Each country shows when it was last updated.
Monetization
How the app makes money
These are listing and product observations. They are not company revenue, subscriber counts, or advertising revenue.
App details
Store metadata
- Version
- 3.3.0
- Released
- Jul 27, 2019
- Last updated
- May 1, 2026
- Content rating
- 4+
- Default storefront
- US
Public IAP observations
Validated in-app purchase prices
Only persisted rows with an explicit public publication boundary are shown. Missing price, currency, country, or date values stay unknown.
Listing detail
What the store says
Enhance Your Hearing with Audio Amplifier! Don't miss out on a single sound – open the door to a world of amplified audio! Key Features + Louder Volume Boost: > Select from various sound amplification presets + Music Enhancement: > Elevate your music experience in your favorite Music apps > Immerse yourself in your favorite tunes with superior sound quality + Hearing Assessment Choices: > Assess your hearing accuracy with headphones for precise results > Conveniently use your iPhone's speaker for a quick evaluation + Listen Live and Record: > Record looped audio discreetly to revisit what you've heard > Review real-time transcriptions to ensure you never miss a word Premium Subscription Features: ○ Personalized Hearing Profiles: > Customize your hearing experience with preset options for everyday needs > Conduct a built-in hearing test to fine-tune sound to your unique hearing profile ○ Louder Volume Boost > Boost audio up to 10 times for everyday situations ○ Reduce noise > Eliminates background noise, increases speech intelligibility ○ Maximize music > Export your music with maximum effort > Export music with custom equalizer settings SUBSCRIPTION NOTICE: Please note that a premium subscription is required to access all the app's features. Privacy policy: https://docs.google.com/document/d/1SaV6gewYAk2gdvdJSZGH8spAyA805eJBkxWhmBnK_mc/edit?usp=sharing Terms of service: https://docs.google.com/document/d/1xyNnScm0PrTtNsWxVzWuvFHyVT8Cmi6h3R0BSiTvwso/edit?usp=sharing
Publisher websiteStore creative
Screenshots
Competitive set
Similar apps
Deterministic links to real stored apps matched by category, publisher, and comparable performance bands.
ShutEye®: Sleep Tracker, Sound
ENERJOY PTE. LTD.
MyFitnessPal: Calorie Counter
MyFitnessPal, Inc.
Calm
Calm.com, Inc.
AllTrails: Hike, Bike & Run
AllTrails, Inc.
Headspace: Sleep & Meditation
Headspace Inc.
Noom Weight Loss, Food Tracker
Noom, Inc.
Lose It! – Calorie Counter
FitNow, Inc.
Finch: Self-Care Pet
Finch Care Public Benefit Corporation
How we estimate
Where every number comes from
App details: Apple iTunes Search API, updated Sep 28, 2026, 7:31 PM.
Rankings: collected chart positions from the listed storefront. Missing ranks are not zeros.
Economics: downloads and gross store consumer spend are estimated, not official Apple or publisher figures.
Model: Lineage not exposed by this aggregate.
Confidence: —; intervals widen when evidence or history is limited.
Last updated: Sep 28, 2026, 7:31 PM.
See how AppTrendKit separates observations, estimates, coverage, and confidence.
Open methodology