ArrowsJudge vs UnitStack
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ArrowsJudge
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This app makes it easy to record the scores of archers at tournaments. The scores are recorded by the judge touching a visual representation of the target on his/her iPhone/iPad. When the archery match is finished, the judge can send the score data via email to the supervisor. It includes an image of the target with the arrows locations noted on the target along with a CSV (Comma Separated Values) report for importing into a spread sheet. Location Services can be optionally enabled by the user.
UnitStack
This utility app allows for simultaneous unit and currency conversions, saving your progress and custom units. Its minimalist design ensures a clear and efficient user experience for all your measurement needs.
- Stack multiple conversions
- Persistent values
- Custom units of measure
- Minimalist interface
- Custom color themes
- Currency conversion
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UnitStack lets you stack multiple unit conversions at once—so you never have to switch units or reselect conversions again. Your conversions are always saved. Open the app and start typing. Add custom units too—like that old reliable sauce spoon. Built for speed and clarity • Stack multiple conversions at once • Persistent values — pick up where you left off • Minimal, distraction-free interface • Custom color themes, including your own • Support for custom units of measure Whether you’re comparing measurements, converting currencies, or working across systems, UnitStack keeps everything visible and friction-free. Currency exchange rates are provided by Frankfurter (ECB reference rates).
Screenshots
Verdict
The clearest difference is update cadence: UnitStack at every 2 days against ArrowsJudge's every 2 months. ArrowsJudge's advantage is iOS requirement (14.0 vs 18.6). On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
ArrowsJudge ships an update every 2 months, UnitStack every 2 days. The most recent releases landed on October 8, 2026 and October 21, 2026 respectively.
| Parameter | ArrowsJudge | UnitStack |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 14.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 16 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Scott Johnson | Michael Yang |
In-app purchases
ArrowsJudge
No in-app purchases
UnitStack
No in-app purchases
Questions
Is ArrowsJudge free?
Is UnitStack free?
Do ArrowsJudge or UnitStack have ads?
Which is updated more often, ArrowsJudge or UnitStack?
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