What are the best alternative tools to GlockApps for inbox testing due to false positives and pricing issues?

Summary

Email marketers are actively seeking alternatives to GlockApps due to concerns over false positives, pricing, UI issues and poor customer support. They report that Glockapps is losing customers. Recommended alternatives encompass a wide range of approaches, including A/B testing (Mailjet), server health diagnostics (MXToolbox), comprehensive deliverability monitoring (MailMonitor, Return Path/Validity, Folderly, SendGrid, Postmark, Validity), and quick spam score checks (Mail-Tester). ZeroBounce is an alternative with some early positives. Using multiple tools is key due to the complexity of deliverability. The deliverability testing methodologies are seed list, panel, and predictive testing.

Key findings

  • GlockApps Issues: Users are experiencing false positives, high pricing, UI problems, and slow support with GlockApps, leading to a search for replacements.
  • Diverse Alternatives: A wide variety of tools are available, each offering unique features and focusing on different aspects of deliverability.
  • Holistic Approach: The complexity of deliverability necessitates a multi-tool strategy, leveraging different tools for varied insights.
  • Testing Methodologies: Experts emphasize the importance of understanding and utilizing different deliverability testing methodologies like seed lists, panels, and predictive testing.

Key considerations

  • Individual Needs: Assess your specific testing requirements to identify the alternative tools that best address your unique needs.
  • Budget Constraints: Balance the features of each tool with its pricing to find a solution that fits your budget.
  • Integration Compatibility: Ensure that the chosen tools integrate seamlessly with your existing email marketing workflow.
  • Support and Reliability: Consider the quality of customer support and the reliability of the tools when making your decision.
  • Methodology Alignment: Consider which testing methodologies best align to your business and objectives

What email marketers say
16Marketer opinions

Email marketers are seeking alternatives to GlockApps due to concerns about false positives in inbox testing, pricing issues, and user interface problems. Several alternative tools are recommended, including ZeroBounce (for its new inbox placement testing), Mail-Tester (for quick spam score checks), SendForensics (for deliverability insights), Litmus (for pre-send testing), MailMonitor (for continuous deliverability monitoring), Return Path/Validity (for detailed deliverability analytics), Folderly (for inbox placement optimization), SendGrid (for deliverability testing and feedback loops), Postmark (for reliable transactional email delivery), and Validity (for data-driven deliverability insights). Some users are also experiencing issues with GlockApps' support and TLS/SSL connections. Glockapps is also losing customers due to the issues.

Key opinions

  • False Positives: GlockApps' new seeds are generating significant false positives, leading to inaccurate inbox placement results.
  • Pricing Concerns: Many users find GlockApps' current pricing to be too high, motivating them to seek more cost-effective alternatives.
  • UI Issues: Some users report that GlockApps' user interface is not intuitive, making the tool difficult to use.
  • Support Problems: Several users have experienced slow and inefficient support from GlockApps, contributing to their dissatisfaction.
  • ZeroBounce: ZeroBounce is one possible tool to replace GlockApps, it has only been available for a short amount of time.
  • Alternatives Exist: Numerous alternative tools offer similar or better inbox testing and deliverability monitoring capabilities.

Key considerations

  • Testing Needs: Assess your specific testing requirements (e.g., inbox placement, spam score, authentication) to choose a tool that meets your needs.
  • Budget: Consider the pricing of different tools and select one that fits within your budget.
  • Integration: Ensure the chosen tool integrates well with your existing email marketing platform and workflow.
  • Support Quality: Research the support quality of potential alternatives to ensure timely and effective assistance when needed.
  • Multiple solutions: Using multiple tools may be needed due to complexity of deliverability.
Marketer view

Email marketer from ZeroBounce promotes its platform's inbox placement testing feature, which helps users identify if their emails are landing in the inbox, spam folder, or promotions tab. It also provides insights into IP reputation and authentication issues.

December 2022 - ZeroBounce
Marketer view

Email marketer from Folderly shares their platform's focus on achieving consistent inbox placement through a combination of inbox monitoring, deliverability audits, and AI-powered optimization strategies, ensuring emails reach the intended recipients.

October 2021 - Folderly
Marketer view

Email marketer from EmailToolTester highlights Mail-Tester as a quick, free tool for checking email spam scores. It explains how it provides a report on email authentication (SPF, DKIM, DMARC) and content issues that may cause emails to land in spam folders.

October 2024 - EmailToolTester
Marketer view

Email marketer from G-Lock Software suggests their own EasyMail7 as an alternative for email list management, with features for sending personalized emails and inbox preview to improve deliverability.

February 2022 - G-Lock Software
Marketer view

Email marketer from Postmark highlights their platform's focus on reliable transactional email delivery, with features such as detailed delivery stats, suppression list management, and proactive monitoring. They also emphasize the importance of maintaining a good sender reputation.

November 2021 - Postmark
Marketer view

Email marketer from Email Geeks shares that ZeroBounce recently introduced a new inbox placement testing section that they like a lot and are considering switching to it from GlockApps.

December 2021 - Email Geeks
Marketer view

Email marketer from Reddit suggests SendForensics as an alternative due to its focus on deliverability insights and real-time monitoring, highlighting its ability to identify and resolve deliverability issues before they impact campaign performance.

January 2023 - Reddit
Marketer view

Email marketer from MailMonitor suggests using their platform for continuous deliverability monitoring, highlighting its ability to detect and alert users to deliverability issues such as blacklisting, spam traps, and authentication failures in real-time.

October 2022 - MailMonitor
Marketer view

Email marketer from Email Geeks agrees with previous statements and is also switching from Glockapps after 5 years, citing a non-intuitive UI, false positives, and high pricing.

January 2024 - Email Geeks
Marketer view

Email marketer from Litmus emphasizes the importance of using pre-send testing tools to preview emails across different email clients and devices, ensuring optimal rendering and deliverability. They also offer tools for spam testing and deliverability monitoring.

August 2022 - Litmus
Marketer view

Email marketer from Validity shares their platform's features for optimizing email deliverability through data-driven insights and reputation management tools, ensuring emails reach the inbox and avoid spam filters. They focus on improving engagement and campaign ROI.

September 2021 - Validity
Marketer view

Email marketer from Email Geeks shares that they have talked to Glock multiple times about the false positives issue and were told to add legacy seeds to the new tests, but they don't work correctly. They've tested Inbox Monster and like it but find it pricey. Mentions the sunsetting of legacy tests is annoying.

August 2021 - Email Geeks
Marketer view

Email marketer from Email Geeks states that the new seeds are showing false positives, which they have addressed multiple times. Also mentions issues with TLS and SSL connections after the removal of port 25. Finds their support is slow and inefficient.

August 2024 - Email Geeks
Marketer view

Email marketer from SendGrid explains that their platform provides tools for email deliverability testing, including feedback loops, IP warm-up assistance, and deliverability monitoring. They also emphasize the importance of email authentication and list management.

March 2024 - SendGrid
Marketer view

Email marketer from Email Marketing Forum recommends Return Path (Validity) as a robust alternative, citing its detailed deliverability analytics and reputation monitoring capabilities, which can help diagnose and resolve deliverability problems effectively.

January 2024 - Email Marketing Forum
Marketer view

Email marketer from Email Geeks mentions the new seeds in GlockApps updates tend to give more false positives with inboxing and they don't know why.

August 2021 - Email Geeks

What the experts say
2Expert opinions

Experts emphasize the complexity of email deliverability, suggesting that a multi-tool approach is crucial. This involves using tools that offer feedback loops, seed lists, and reputation monitoring to gain a comprehensive understanding of how Internet Service Providers (ISPs) perceive your mail. Deliverability testing methodologies encompass seed list, panel, and predictive testing.

Key opinions

  • Multi-Tool Approach: Due to the intricate nature of email deliverability, relying on a single tool is insufficient. Using multiple tools provides a more holistic view.
  • Feedback Loops, Seed Lists, Reputation Monitoring: Tools offering these features are essential for understanding how ISPs view your mail and diagnosing deliverability issues.
  • Variety of Testing Methodologies: Seed list, panel, and predictive testing are distinct approaches to deliverability testing, each with its own strengths and weaknesses.

Key considerations

  • Complexity of Deliverability: Recognize that email deliverability is a complex and multifaceted issue, requiring a thorough and nuanced approach.
  • Tool Selection: Choose tools that offer a combination of feedback loops, seed lists, and reputation monitoring to gain a comprehensive understanding of your deliverability performance.
  • Testing Methodology: Understand the different deliverability testing methodologies and select the ones that are most appropriate for your specific needs and goals.
Expert view

Expert from Word to the Wise shares information on various deliverability testing methodologies. Provides information on seed list, panel, and predictive testing approaches.

September 2022 - Word to the Wise
Expert view

Expert from Spam Resource explains that using multiple tools is key, due to the complexity of deliverability. Suggests looking at tools that offer feedback loops, seedlists, and reputation monitoring to understand how ISPs are viewing your mail.

July 2024 - Spam Resource

What the documentation says
3Technical articles

Documentation sources highlight various methods for improving email deliverability. Mailjet recommends A/B testing and inbox placement testing. MXToolbox suggests using their free tools for server health diagnostics, blacklist checks, DNS analysis, and SMTP diagnostics. GlockApps' documentation focuses on interpreting inbox placement test results to identify issues with IP reputation, email authentication, and content, offering guidance on improving deliverability based on these findings.

Key findings

  • A/B Testing: A/B testing, as suggested by Mailjet, is crucial for optimizing email content and subject lines to improve deliverability.
  • Server Health Checks: MXToolbox offers free tools for diagnosing email server health and identifying deliverability issues.
  • Result Interpretation: GlockApps provides documentation to understand inbox placement test results, aiding in identifying IP reputation, authentication, and content issues.

Key considerations

  • Comprehensive Approach: A comprehensive approach to deliverability involves optimizing email content (A/B testing), monitoring server health, and analyzing inbox placement test results.
  • Actionable Insights: Focus on using insights from testing and diagnostics to improve IP reputation, email authentication, and content.
  • Tool Integration: Consider integrating various tools (A/B testing platforms, server health diagnostics, inbox placement testers) for a holistic view of deliverability.
Technical article

Documentation from GlockApps explains how to interpret the results of their inbox placement tests, focusing on identifying issues related to IP reputation, email authentication, and content. It provides guidance on how to improve deliverability based on test results.

February 2025 - GlockApps
Technical article

Documentation from Mailjet recommends using their platform for A/B testing and inbox placement testing to optimize email campaigns for better deliverability. They explain how A/B testing helps identify the most effective content and subject lines.

February 2022 - Mailjet
Technical article

Documentation from MXToolbox recommends using their free tools for diagnosing email server health and identifying potential deliverability issues, including blacklist checks, DNS records analysis, and SMTP diagnostics.

February 2025 - MXToolbox