01
Battery & charging
Live current, charge sessions, target alarms, wear estimates, charging rate, and confidence explanations.
Android device intelligence
Know what your phone is actually reporting.
VoltGuard turns Android hardware signals into clear diagnostics and shows the source and confidence behind every reading.
Local-firstNo advertising SDKNo guessed specifications
LIVE DEVICE STATUSMEASURED
Your Android phone
BATTERY78%Live Android reading
THERMALNormalPer-zone source labels
PROFILEExact or runtimeNever matched by name alone
PRIVACYLocal-firstUploads require preview + consent
40,162runtime identity profiles
155,977reviewed identity aliases
100%runtime fallback contract
0fabricated specifications
One diagnostic workspace
From battery health to hardware validation.
Fast summaries when you need an answer, deeper evidence when you want to investigate.
02
Performance & thermal
CPU, GPU, memory, sustained tests, Android thermal state, and optional root/Shizuku thermal zones.
03
Hardware tests
Display, cameras, sensors, buttons, audio, biometrics, connectivity, and guided calibration workflows.
04
Device catalog
Exact Android identities, regional variants, reviewed manufacturer evidence, comparison, and corrections.
05
Reports
Redacted PDF, JSON, CSV, HTML, and developer bundles with source, confidence, and schema metadata.
06
Live monitors
Adaptive widgets and floating overlays for battery, temperature, CPU, RAM, FPS, and network activity.
Truth before completeness
“Unknown” is better than a convincing guess.
Android and device makers hide some hardware fields. VoltGuard distinguishes what is measured now from what was reviewed in a catalog, corrected by a user, estimated, privileged, or unsupported.
MeasuredVerified catalogUser correctedEstimatedOEM hidden
Designed for privacy
Your diagnostics stay on your device by default.
Corrections and anonymous benchmark comparisons are optional, previewed before upload, and stripped of sensitive identifiers.