Top 10 iPlan STO Alternatives & Competitors

Reviewers exploring iPlan STO often also consider these top-rated options in the same software category. In most cases, users compare alternatives based on reliability and ease of use.
The best overall alternative to iPlan STO is GreaseBook, rated ~4.8 stars on G2 from 41+ reviewers. It is frequently praised for scalability and ease of use. Other well-known alternatives to iPlan STO are:
  • Aspen InfoPlus.21 – known for scalability and ease of use (G2 star rating ~4.6)
  • Petrel E&P Software Platform – highly rated for functionality and features (G2 star rating ~4.7)
  • Petrofly – offers scalability and features (G2 star rating ~4.9)
  • My Quorum – best suited for teams that need ease of use and integrations (G2 star rating ~3.9)
Browse top options below. Based on G2 review data, iPlan STO is most commonly used in industries like Oil Production Software, Oil and Gas Project Management Software, Oil and Gas Back Office Software. Compare user ratings by vertical to find the best fit.

Best Paid & Free Alternatives to iPlan STO

  • GreaseBook
  • Aspen InfoPlus.21
  • Petrel E&P Software Platform

Top 10 Alternatives to iPlan STO Recently Reviewed By G2 Community

Browse options below. Based on reviewer data, you can see how iPlan STO stacks up to the competition and find the best product for your business.
  1. AI can help you find the answers. G2 helps you trust them.

    Connect G2 to Claude or ChatGPT for answers grounded in G2's trusted reviews, comparisons, and pricing from real user insights.

    How it works