What are some alternatives?
When comparing GramAnalyzer.com and IGstatz.com, you can also consider the following products
IGBlade - Free instagram analytics and email reports.
StatFlux - Instagram User Analytics and Performance Reports
GramStatistics.com - Explore Instagram user statistics and activity.
SocialBlade - SocialBlade can help you track YouTube Channel Statistics, Twitch User Stats, Instagram Stats, and much more! You can compare yourself to other users and analyze your growth!
GramCounts.com - Discover and Explore Instagram User Statistics
AuditUser.com - Instagram User Analytics