Rank history
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"Max Zs Values" by Pro Certs Software Ltd (Reference category, App Store) reached its all-time peak of #5 on 2026-07-26. Over the last 30 days, the app has performed strongly, with a best rank of #5 and an average position of #13. Currently, it holds #12 on the United Kingdom Top Paid chart, having slipped just 2 places recently, indicating it remains close to its recent peak and in solid form. Two additional UK Top Paid entries at #54 (both down 32 positions) suggest some volatility in its secondary chart placements. Overall, the trajectory is broadly steady with only minor recent decline from its peak.
Position heatmap
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Current rankings
| Country | Chart | Rank | 7d | Δ |
|---|---|---|---|---|
| United Kingdom | Top Paid | #4 | 8 | |
| United Kingdom | Top Grossing | #46 | — | |
| United Kingdom | Top Paid | #81 | 27 | |
| United Kingdom | Top Paid | #81 | 27 |