Arrow+ vs Calcium Text Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Arrow+
Organize your web browsing sessions from Safari. Save and reopen your tab groups, and add pages directly from the Safari Web Extension. This app offers a streamlined way to manage your online research and workflows.
- Organize Safari tabs
- Save and reopen sessions
- Add pages via Safari Web Extension
- Companion app for macOS Safari Extension
- No AI or third-party APIs
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This is a companion app for macOS Safari Extension. It allows you to browse and open your Safari sessions. Also you can add your Safari pages to them via Safari Web Extension. No AI. No third-party API. No subscription.
Calcium Text Calculator
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Calcium is a text editor that updates math results as you type. Use `=>` to compute expressions. It supports all kinds of units. Best of all, it's free and open source!
Screenshots
Verdict
The clearest difference is price: Calcium Text Calculator at Free against Arrow+'s $3.99. Calcium Text Calculator also leads on update cadence (every 5 days vs every 3 months). Arrow+'s advantage is iOS requirement (15.0 vs 17.0). 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
Calcium Text Calculator is free to download; Arrow+ costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Arrow+ ships an update every 3 months, Calcium Text Calculator every 5 days. Both last shipped on October 24, 2026.
| Parameter | Arrow+ | Calcium Text Calculator |
|---|---|---|
| Price | $3.99 | Free — better |
| Rating | 3.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, Mac |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 4 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Ivan Lebedev | Twarge LLC |
In-app purchases
Arrow+
No in-app purchases
Calcium Text Calculator
No in-app purchases
Questions
Is Arrow+ free?
Is Calcium Text Calculator free?
Do Arrow+ or Calcium Text Calculator have ads?
Which is updated more often, Arrow+ or Calcium Text Calculator?
Other comparisons
