Comparison

Predictive Forecasting vs Quake & Shake

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Predictive Forecasting

Features
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Predictive Forecasting-Speed is a comprehensive tool designed for everyone who needs precise data on the go. Seamlessly combine high-accuracy speed tracking and GPS coordinates with advanced weather forecasting to stay informed and safe during any journey. Main Features for Precision Tracking: • Real-Time Speed n GPS: Monitor your current speed and exact coordinates with pinpoint accuracy. • Interactive Route Mapping: View your exact route traveled on an integrated map, making it easy to review your path. • Detailed Weather Forecasts: Access essential local weather data, including temperature, humidity, and chance of rain for your current location. • Advanced Environmental Metrics: Stay ahead of changing conditions with professional values like air pressure and ozone levels. • User-Friendly Interface: A simple, friendly design that provides complex data in an easy-to-read format for all users. Download Predictive Forecasting-Speed today to gain total control over your travel data and local environment

About

Quake & Shake

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Quake & Shake gives you a real‑time window into earthquakes in the San Francisco Bay Area and beyond, powered by live data from the United States Geological Survey (USGS). Stay informed across iPhone, iPad, Mac, and visionOS with a clean, focused interface designed for quick checks and deeper exploration. Key features * Live USGS data
See earthquakes as they are published by USGS feeds, including magnitude, location, depth, and time, updated throughout the day. * Bay Area first
Focus on what is happening in and around the Bay Area, with views that surface nearby and recent quakes at a glance. * Interactive maps
Explore recent quakes on an easy‑to‑read map, tap into detailed event information, and understand where and when shaking occurred. * Optimized for every device
Use Quake & Shake on iPhone, iPad, Mac, and visionOS with layouts that adapt to each screen and input style, so the experience feels natural everywhere. * Completely free, 
No subscriptions, no in‑app purchases, and no account sign‑up — just straightforward access to earthquake information when you want it. Made for Bay Area life * Quickly check “Was that a quake?” moments by scanning recent events near you. * Keep an eye on regional seismic patterns if you live, work, or commute in and around the Bay. Quake & Shake turns trusted USGS earthquake data into a simple, readable view of the ground beneath you, so you can stay aware without getting lost in complex tools.

Screenshots

Predictive Forecasting4 screens
Quake & Shake4 screens

Verdict

The call

The clearest difference is in-app purchases: Quake & Shake at none against Predictive Forecasting's 1. Quake & Shake also leads on ads (none vs shown) and update cadence (every 4 days vs every 115 months). On price and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Predictive Forecasting sells 1 one-off in-app purchase. Quake & Shake asks for nothing beyond the download.

UpkeepUpdate frequency

Predictive Forecasting ships an update every 115 months, Quake & Shake every 4 days. The most recent releases landed on October 9, 2026 and October 12, 2026 respectively.

Scorecard4 real differences · 2 level
Predictive Forecasting versus Quake & Shake: the parameters behind the verdict, then further details
ParameterPredictive ForecastingQuake & Shake
PriceFreeFree
Update frequencyEvery 115 monthsEvery 4 days — better
AdsYesNo — better
In-app purchasesYesNo — better
DevicesiPhone, iPadiPhone, iPad, Mac, Vision Pro — better
Requires iOS16.6 — better17.0
Further details — not scored
Size7 MB24 MB
Age rating4+4+
DeveloperRamalingam SivaramakrishnanMartin Bateson

In-app purchases

1 purchases

Predictive Forecasting

One-time1
  • Remove Ads$0.99
None

Quake & Shake

No in-app purchases

Questions

Is Predictive Forecasting free?
Predictive Forecasting is free to download, with in-app purchases available.
Is Quake & Shake free?
Quake & Shake is free to download, with no in-app purchases.
Do Predictive Forecasting or Quake & Shake have ads?
Predictive Forecasting shows ads; Quake & Shake does not.
Which is updated more often, Predictive Forecasting or Quake & Shake?
Predictive Forecasting ships an update every 115 months, and Quake & Shake every 4 days. Most recently, Predictive Forecasting was updated on October 9, 2026 and Quake & Shake on October 12, 2026.

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