Comparison

Octopus Watch vs Eventogy Onsite

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

Head to head
About

Octopus Watch

This app helps Octopus Energy customers in the UK manage their smart tariffs and save on electricity bills. It provides real-time rate information, upcoming prices, and personalized alerts for optimal energy usage.

Highlights
  • View current and upcoming electricity rates
  • Get cheapest times for appliances/EV charging
  • Home screen widget for prices
  • Alerts for next-day Agile rates
  • Historic day-by-day usage
  • Export cleaned data to CSV
  • 48h Agile rate predictions (subscription)
Features
Read full description

Octopus Watch is the easiest tool to manage the (smart) tariffs provided by Octopus Energy in the UK. Octopus Watch is a paymium app for iOS offering both a standard version as a one-time purchase, and an optional subscription with additional features. Ready to supercharge your savings? Save significantly on your electricity bill, regardless of whether you're on Agile, Go, Cosy, Flux, Tracker, or any fixed tariffs (basic or eco 7). Thinking of joining Agile? Log into the app with just your postcode and check out local rates. If you want to see your consumption history, you'll need an Octopus Energy account and an active smart meter. The app fully supports Intelligent Go. For the latest status on tariff support check out the wiki: https://wiki.smarthound.uk/octopus-watch/tariffs/ . With the standard version of Octopus Watch, you'll have all the tools at your fingertips to effectively manage your tariff: • View your current rates in an instant (including for gas trackers). • View your current electricity rates directly on your Apply Watch! • See all your upcoming rates in an easy chart and table. • Instantly get the cheapest times to run appliances or charge your EV, and save big! • Use the beautiful widget for current and upcoming prices on your home screen. • Receive alerts when the next day's Agile rates are available. • See your historic day-by-day usage. • Use the new micro metrics to quickly see trends in your usage. • See when your meter fails and how much data is missing. • Understand how weather influences your usage. • One tap comparison to see how your tariff compares to Agile, Go, and SVT. • Check your earnings from export (only available with an export meter). • Various options to change the app defaults to best suit your needs! • Export cleaned data to CSV for easy use in other apps such as Microsoft® Excel®. Want even more? A single subscription gets you access to these amazing features: • Up to 48h Agile rate predictions – plan your usage effectively and save even more! • If you have an export meter, also receive Agile export rate predictions. • Access 7-day weather forecasts across Great Britain for even better planning. • Instant notifications when next day's Agile prices fall below your chosen threshold. • Identify optimal half-hour blocks throughout the day to charge your EV or run appliances. • Carbon integration - see your environmental impact both now and in the past. • View your electricity generation regionally or nationally, and adjusted to your usage. • Choose the best slot based on either price or lowest carbon emissions on the grid. • One tap comparison to see how your tariff compares to most smart tariffs. • Advanced micro metrics over 14 or 28 days, including subscription-only metrics. • Day details – see your exact usage along with numerous statistics on a day-by-day basis. • Day details – see exactly which data is missing when your meter stops reporting. • Micro-optimise your usage with half-hour details within the app. • Generate straightforward electricity reports for any period in the last year. • Generate detailed gas reports, including heat pump efficiency information, for the last year. Thanks to Family Sharing you can install the app on all devices within the same family. Install it on your iPhone for an easy pocket reference, run it from your iPad to see the beautiful rate graph and double column table, or see the current rate with a flick of your wrist on your Apple Watch with dozens of complications to choose from. The choice is yours! Octopus Watch also supports subscription sharing, so one subscription gives you access to all the extras on all the iPhones and iPads in your household.

About

Eventogy Onsite

Features
Read full description

Eventogy Onsite is the all-in-one event operations app designed to power seamless on-the-day delivery. From guest arrival to session tracking, it gives your team complete control through a fast, intuitive and reliable interface, fully integrated with the Eventogy platform. View, search and filter your full guest list in real time. Instantly access detailed attendee profiles and add walk-in guests on the spot without disrupting your flow. Scan attendee QR codes to retrieve profiles in seconds. Check guests in and out of the main event and track attendance across agenda sessions with speed and precision. Monitor live attendance statistics throughout the day. Stay in control of capacity, session participation and overall event flow with real-time insights at your fingertips. Enable self-service kiosk mode to reduce queues, ease staffing pressure and create a smooth arrival experience during peak periods. Eventogy Onsite helps you run events efficiently, professionally and confidently, from the first guest to the final session.

Screenshots

Octopus Watch4 screens
Eventogy Onsite4 screens

Verdict

The call

The clearest difference is price: Eventogy Onsite at Free against Octopus Watch's $1.99. Eventogy Onsite also leads on in-app purchases (none vs 2). On update cadence, ads, device support 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

Eventogy Onsite is free to download; Octopus Watch costs $1.99 up front. Octopus Watch sells 2 in-app purchases, starting at $1.99 per month. Eventogy Onsite asks for nothing beyond the download.

UpkeepUpdate frequency

Octopus Watch ships an update every 3 weeks, Eventogy Onsite every 2 weeks. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.

Scorecard2 real differences · 8 level
Octopus Watch versus Eventogy Onsite: the parameters behind the verdict, then further details
ParameterOctopus WatchEventogy Onsite
Price$1.99Free — better
Rating4.0 (1 ratings) — better—
Positive reviews64.6% of reviews—
Number of ratings1 — better—
Update frequencyEvery 3 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS16.115.0 — better
Further details — not scored
Size19 MB33 MB
Age rating4+4+
DeveloperKim BautersEventogy Ltd

In-app purchases

2 purchases

Octopus Watch

Subscriptions2
  • 1 Month Subscription$1.991 Month
  • 1 Year Subscription$11.991 Year
None

Eventogy Onsite

No in-app purchases

Questions

Is Octopus Watch free?
Octopus Watch costs $1.99, and also offers in-app purchases.
Is Eventogy Onsite free?
Eventogy Onsite is free to download, with no in-app purchases.
Do Octopus Watch or Eventogy Onsite have ads?
Neither Octopus Watch nor Eventogy Onsite shows ads.
Which is updated more often, Octopus Watch or Eventogy Onsite?
Octopus Watch ships an update every 3 weeks, and Eventogy Onsite every 2 weeks. Most recently, Octopus Watch was updated on November 7, 2026 and Eventogy Onsite on November 8, 2026.

Other comparisons