250+ iOS apps curated and reviewed
If you already know Pocket Seismograph, this is the deeper bench. 250+ pocket seismograph apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | — | No | Aug 2026 |
| 2 |  | Free | 5.0★ (2) | Yes | No | Aug 2026 |
| 3 |  | Free | — | No | Yes | Aug 2026 |
| 4 |  | Free | 4.7★ (709) | No | Yes | Aug 2026 |
| 5 |  | Free | 4.8★ (26) | Yes | No | Aug 2026 |
| 6 |  | Free | 4.7★ (50K) | No | Yes | Aug 2026 |
| 7 |  | Free | — | Yes | No | Aug 2026 |
| 8 |  | Free | — | No | No | May 2026 |
This app utilizes your iPhone's accelerometer to record real-time vibration waveforms, functioning like a professional seismograph. It offers simultaneous 3-axis waveform viewing with Richter and Mercalli scale estimations, automatic event detection, and data export capabilities.
This application uses your phone's accelerometer to measure and record vibrations from various sources, including earthquakes and everyday objects. It displays ground motion on a graph and uses an instrumental intensity scale for analysis. You can also monitor and share your measurement results.
Transform your device into a powerful seismometer to measure and visualize vibrations in real time. Track tremors, analyze surface stability, and explore the unseen movements around you with intuitive graphical displays. Perfect for science enthusiasts and the curious.
Stay informed about seismic activity with real-time global earthquake data and customizable push notifications. Visualize events on an interactive map, access a historical catalog, and contribute to community reports. Includes tsunami bulletins and detailed event information.
Measure the strength of vibrations, tremors, and earthquakes using your phone's built-in seismograph. Visualize seismic movements on graphs, receive real-time Mercalli scale readings, and get instant alerts for seismic shocks. Data can be saved and shared for analysis.
This utility app detects vibrations and movement using your device's sensors. It offers four distinct visualizations and adjustable sensitivity for monitoring seismic activity or other disturbances. The app operates offline and requires no internet connection.
This application transforms your iPhone into a seismometer, allowing you to measure and analyze seismic vibrations. You can upload your observations to share with the public and utilize various tools for wave analysis, including graphical displays of power spectrum and displacement.
Detects vibrations and movement using your device's sensors, offering multiple visualizations and daily log saving. Adjust sensitivity and export data to spreadsheets. No ads or internet required.
This utility app visualizes structure-borne swings caused by construction machinery, helping to identify potentially damaging vibrations. It offers real-time display, adjustable presentation modes, and diagram freezing for clear analysis.
This app uses your device's accelerometer to detect and measure vibrations, shakes, and movements. It calculates the energy of these movements and displays them on a logarithmic scale, offering various signal filters and recording capabilities.
Stay informed about seismic activity with real-time earthquake alerts and an interactive map. Customize notifications, access detailed event information, and utilize a built-in Emergency SOS feature for safety.
Track seismic activity with a live map and detailed event views. Explore events with advanced filtering and geological context. Refines data from multiple sources for a clearer, more consistent experience.
Transform your device into a magnetic field detector. It measures magnetic field strength in real-time with a 3-axis display and provides visual alerts for metal and magnet detection. Explore the invisible magnetic world around you with a sleek, intuitive interface.
This tool measures real-time vibrations and accelerations along X, Y, and Z axes. It records orientation, navigation, and timestamp data, displaying it graphically with filtering and zoom capabilities. Data can be saved, shared via email, or exported to PC/Mac analysis software.