Zerobooks vs JTR Calcs
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Zerobooks
This app serves as a database for LN (Light Novel) entries. It allows users to access and manage information related to light novels.
- LN Database
- Information Access
- Entry Management
- Light Novel Tracking
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Zerobooks Pro- LN Database
JTR Calcs
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Utility App for JTR
Screenshots
Verdict
The clearest difference is price: JTR Calcs at Free against Zerobooks's $19.99. Zerobooks's advantage is iOS requirement (11.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
JTR Calcs is free to download; Zerobooks costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Zerobooks | JTR Calcs |
|---|---|---|
| Price | $19.99 | Free — better |
| Rating | 3.2 (25 ratings) — better | — |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 25 — better | — |
| Update frequency | — | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 56 MB | 1 MB |
| Age rating | 17+ | 4+ |
| Developer | Rebecca Hustin | Rex Harris |
In-app purchases
Zerobooks
No in-app purchases
JTR Calcs
No in-app purchases
