Compare extensions
Book Tester
Chrome
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|---|---|
| Installs | 14 |
| Rating | — |
| Rank | #146,410 of 271,478 |
| Version | 1.0.2 |
| Category | productivity |
| Status | live |
Installs over time
09/04/2026 · min 13
09/16/2026 · max 17
Book Tester
One shared linear scale - a small extension charts flat next to a giant.