TreeRings vs Set Card Detector
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TreeRings
Analyze tree cross-sections to estimate age and understand past growing conditions. Discover historical climate patterns by comparing data from multiple trees.
- Estimate tree age by counting growth rings
- Analyze yearly growing conditions
- Discover historical climate patterns
- Simple photo analysis
- Insights for hikers and foresters
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TreeRings helps you explore the hidden history of trees. By analyzing a photo of a tree’s cross-section, the app estimates the tree’s age by counting its growth rings. Beyond age, TreeRings also gives an indication of how favorable each year was. Wider rings may reflect years with good growing conditions — for example, a rainy summer — while narrower rings can hint at harsher times. These are always approximations, but they can provide fascinating insights when you’re on a hike, studying forestry, or working as a forest ranger. By comparing results from multiple trees in a region, TreeRings can even suggest patterns about the local climate over time. Simple to use: just point to the center of the cross-section and let TreeRings do the rest
Set Card Detector
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Set Card Detector answers the question, "is there even a Set out here?" without giving the game away. Point your camera at the cards. A quiet indicator says "Set" or "No Set" (optionally how many). Stuck players can reveal exactly one Set at a time; nothing is spoiled until you ask. HOW IT WORKS • Live detection of all 81 cards, right in the camera view • Set / No Set indicator, with optional Set count • Spoiler ladder: reveal one Set at a time, tap again for the next • Card outlines and identity labels as mini icons or text codes, toggleable • Detection smoothing for a steady, flicker-free read PRIVATE BY DESIGN Everything runs on your iPhone. No account, no network, no data collected. Works offline at the kitchen table, the cabin, or on a plane. GREAT FOR • Settling "there's nothing there, deal three more" arguments • Learning the game: see every card's identity while you scan • Practicing: find it yourself, then check before you call it Set Card Detector is an independent fan-made tool. It is not affiliated with, endorsed by, or sponsored by PlayMonster or Set Enterprises. "SET" is a trademark of its respective owner.
Screenshots
Verdict
The clearest difference is price: Set Card Detector at Free against TreeRings's $0.99. On ads, in-app purchases, device support and iOS requirement 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
Set Card Detector is free to download; TreeRings costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | TreeRings | Set Card Detector |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 1.3 (4 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 4 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone | iPhone |
| Requires iOS | 18.4 | 17.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | Mohamed Abdelsalam | Rainy Sinclair |
In-app purchases
TreeRings
No in-app purchases
Set Card Detector
No in-app purchases
Questions
Is TreeRings free?
Is Set Card Detector free?
Do TreeRings or Set Card Detector have ads?
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