When comparing Localytics vs Splunk, the Slant community recommends Splunk for most people. In the question“What are the best cross-platform mobile analytics tools?” Splunk is ranked 8th while Localytics is ranked 10th. The most important reason people chose Splunk is:
It's human readable, intuitive, fast and with auto-complete to boot. And if you need more advanced functionality out of your queries, [120+ page search manual](http://docs.splunk.com/index.php?title=Documentation:Splunk:Search:Whatsinthismanual:6.0beta&action=pdfbook) will give you an insight in how much is actually possible.
Ranked in these QuestionsQuestion Ranking
Pro Each funnel step can have several conditions applied to it
Pro Push notifications to segments and individual users
You can send one time or recurring push notifications using segmentation and demographic data for personalization.
Pro Easy to use, powerful search
It's human readable, intuitive, fast and with auto-complete to boot. And if you need more advanced functionality out of your queries, 120+ page search manual will give you an insight in how much is actually possible.
Pro Widely used
De facto standard for log aggregation, monitoring, analysis and reporting.
Pro Scales effortlessly
It is built for enterprise use, meaning it scales easily.
Pro Real-time graphs
You can create visualizations that update in real time.
OS X, Linux & Windows are supported. You can also access Splunk from iOS and Android devices.
Pro Free version
With restrictions on log size and devices a free version is available.
Splunk can turn searches into alerts.
Pro Understands data in any format or language
Pro Extendable via a large selection of apps
Additional functionality can be added with over 500 apps.
Con Lacks an external API
No API for sending information from a mobile application / web backend to analytics.
Con Built-in installation tracking is limited
Localytics can track installation from some ad networks, but requires a third-party service integration to track from other sources.
Con No change graph for funnels
Con Data is not provided in real time
Unlike many competing products, updating data for Localytics requires waiting multiple days.
Splunk is pretty expensive compared to other solutions.
The interface and service are very antiquated
Con Seriously SLOW ingest
Their docs and sales say it will ingest up to 20k EPS, but reality is more like 1k eps per server.