By CrioSoft
Report updated May 20, 2026
Amperes 4- battery charge info
For tech-savvy mobile users and hardware enthusiasts who want to diagnose charging efficiency and battery health.
Amperes 4- battery charge info is a well-regarded utilities app that is free with in-app purchases. With a 4.5/5 rating from 327.4K reviews, it maintains solid user satisfaction. Users particularly appreciate simple and accurate battery monitoring provides clear visibility into charging speeds and health metrics, though inaccurate charging status reporting causes confusion when using non-standard or vehicle-based power sources remains a common concern.
What is Amperes 4- battery charge info?
Amperes 4 is a battery diagnostic utility for iOS and Android that measures real-time charging and discharging current in milliamperes.
Users hire the app to troubleshoot faulty USB cables and chargers, moving beyond manufacturer claims to verify actual power delivery to their specific device.
Current Momentum
v4.5 · 1mo ago
Maintenance- Added Apple Watch support.
- Extended measurement range to 20A.
- Added experimental wattage display.
Active Nemesis
Battery HD+
By smalltech
Other Rivals
7-Day Rank Pulse 🇺🇸
UtilitiesRating Pulse 🇺🇸
Recent User MoodAI-powered deep analysis surfacing high-signal insights. Still in beta, accuracy improves daily. For informational purposes only.
What makes this app unique?
What Does It Look Like?
How Is The App's Momentum Right Now?
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What Are The Key Features?
Measures real-time charging and discharging current in mA to evaluate cable and charger performance
Submits test results to an online database to compare device charging performance against global users
Configurable notifications for battery levels on device and Android Wear
How much does it cost?
- Free (ad-supported) on Android
- Paid ($2.99) on iOS
Monetization bifurcates by platform, utilizing ad-inventory on Android and a one-time purchase model on iOS.
Who Built It?
Providing iOS users with granular hardware insights and battery diagnostics to optimize device performance and charging hardware.
Portfolio
9
Apps
Who is CrioSoft?
CrioSoft has established a durable niche in the iOS utility space by focusing on low-level system diagnostics that Apple's native interface obscures. Their moat lies in the longevity and high review volume of their flagship battery tool, which serves as a high-intent entry point for hardware-conscious users. The recent expansion into system specs and navigation suggests a strategy of horizontal growth within the prosumer utility category, leveraging a decade-long reputation for technical accuracy.
Who is CrioSoft for?
- Power users
- Hardware enthusiasts seeking to monitor battery health
- Verify charging hardware efficiency
Portfolio momentum
Maintaining an active development cycle with 4 updates in the last 6 months and a major release within the last 30 days.
What other apps does CrioSoft make?
Match Sounds: Audio Puzzle
Crios: Netwerk Port Scanner
Calculator Extreme
Brújula Auto: Navega Offline
Ampere Battery Charging Check
Specs: 기기 정보 및 위젯
What do users think recently?
High confidence · 50 reviews analyzed · Based on 50 reviews. Signal may be noisy.
How did the latest release land?
What is the recent mood?
Recent user voice shows a excited sentiment. Users appreciate simple and accurate battery monitoring provides clear visibility into charging speeds and health metrics, but report inaccurate charging status reporting causes confusion when using non-standard or vehicle-based power sources.
What Users Love
What Frustrates Users
What Users Want
What is the competitive landscape for Amperes 4- battery charge info?
How's The Utilities Market?
How does it evolve in the Utilities market?
Amperes 4 holds a stable position in the Utilities category with a 4.5-star rating on Android, though the $2.99 iOS price point creates a barrier compared to free, ad-supported alternatives.
| Country | Category | Chart | Rank | Change |
|---|---|---|---|---|
| 🇨🇦 Canada | Utilities | iOSPaid | #37 | NEW |
| 🇷🇴 Romania | Utilities | iOSPaid | #77 | ▲4 |
The rivals identified
The Nemesis
Head to Head
The target app should lean into its niche as a specialized diagnostic tool for hardware troubleshooting to differentiate from the broader, more generalized utility suite of Battery HD+.
What sets Amperes 4- battery charge info apart
Focuses specifically on charging current precision, which appeals to users troubleshooting faulty USB cables or chargers
Provides a more streamlined, single-purpose interface that avoids the feature bloat found in general battery monitors
What's Battery HD+'s Edge
Offers a holistic system dashboard that provides more context on battery health than simple current measurement
Leverages a massive, established user base to maintain high visibility in App Store search rankings
Peers
System Status Pro: hw monitor
★4.8 (5.3K)Techet
⚡A highly-rated, long-standing utility that provides deep hardware monitoring, serving as a premium alternative for power users.
Delivers granular hardware telemetry including CPU, memory, and disk usage alongside battery metrics
Targets a prosumer audience that requires detailed system-level insights rather than just charging current data
AIDA64
★4.2 (74.1K)FinalWire
🚀A trusted industry-standard utility for hardware diagnostics that provides deep technical data across multiple platforms.
Provides industry-recognized, highly accurate hardware identification and diagnostic data for advanced technical users
Maintains a reputation for technical precision that casual battery monitoring apps cannot easily replicate
Device Monitor²
★4.7 (8.6K)Fast-Devs Project
📈Focuses on developer-centric system monitoring, offering a different utility perspective within the same category.
Tailored for developer workflows with specific focus on system performance bottlenecks and resource allocation
Utilizes a specialized UI designed for monitoring system overhead rather than consumer-facing battery health
New Kids on the Block
Aggressively iterates on storage management features to capture users looking for all-in-one device maintenance
Uses high-frequency update cycles to rapidly respond to user feedback and maintain top-tier store visibility
Leverages a massive brand and infrastructure moat to provide free, high-speed privacy and network optimization
Positions itself as a 'set and forget' utility that provides immediate, tangible value to every user
The outtake for Amperes 4- battery charge info
Strengths to defend, gaps to attack
Core Strengths
- Proprietary global benchmarking database creates switching costs
- Specialized mA measurement provides diagnostic precision
Critical Frictions
- iOS price point at $2.99 above category median
- Hardware-specific measurement failures on Samsung devices
Growth Levers
- B2B partnerships with cable manufacturers for performance testing
- Wearable integration for remote battery monitoring
Market Threats
- OS-level battery health features in Android/iOS updates
- Aggressive update cadence of storage-cleaner utilities
What are the next best moves?
Audit Samsung measurement interface because hardware-specific failures trigger 1★ reviews → improve rating baseline
User feedback explicitly cites Samsung device incompatibility as a primary complaint.
Trade-off: Pause the experimental wattage display feature—compatibility fixes preserve the existing user base.
Ship native status bar integration because it is a top-requested feature → increase daily active usage
Users request native status bar indicators to improve visibility without opening the app.
Trade-off: Deprioritize the Android Wear alert update—status bar integration has higher visibility impact.
A counter-intuitive read
The app's reliance on device-specific measurement chips is a feature, not a bug: it creates a technical barrier to entry that generic battery monitors cannot replicate.
Feature Gaps vs Competitors
- Deep system-level telemetry (available in System Status Pro but missing here)
- Granular CPU and memory monitoring (available in AIDA64 but missing here)
Key Takeaways
Amperes 4 maintains a strong niche through diagnostic precision, but hardware-specific compatibility issues on major devices threaten its long-term retention, so the PM should prioritize firmware-level measurement fixes to stabilize the Android rating baseline.
Where Is It Heading?
Stable
The battery utility market is consolidating around OS-native features, forcing third-party tools to provide deeper diagnostic value to remain relevant. Amperes 4 is well-positioned to serve the prosumer segment if it can resolve hardware-specific reporting inaccuracies that currently drag on its Android rating.
Recent feature additions like wattage display and Apple Watch support show active development, not maintenance mode.
Hardware-specific detection issues on newer phone models continue to drive negative feedback, creating a persistent churn risk.