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Spektrum der Wissenschaft Verlagsgesellschaft mbH

Every Spektrum der Wissenschaft Verlagsgesellschaft mbH app we track, ranked by estimated monthly revenue — portfolio-level reach and per-app estimates from live App Store signals.

Estimates are modeled ranges, not official figures · How we estimate
Apps tracked2
Est. portfolio revenue / mo~$735
Est. portfolio downloads / mo~580
Total ratings16
Data updated02.08.2026
Downloads / mo · WW
200–1k
Revenue / mo · WW
$300–$2k
4.8()Released
Downloads / mo · WW
9–40
Revenue / mo · WW
$6–$40
4.6(16)Released 11.02.2015