TerraPath 9 vs PH
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TerraPath 9
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TerraPath 9 is a Grade 9 geography learning studio built around writing and reflection. Each session asks students to reason through prompts, explain ideas in their own words, and save FieldNotes. Incorrect answers create MistakeCards that capture misconceptions and corrected rules for later review.
PH
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Pattern Snap is a fully offline reasoning studio for structured pattern practice. Observe a pattern briefly, respond without timer stress, explain your thinking, then save one read-only Snap Card. Use 5 focused modes (Mirror Snap, Rule Snap, Next Snap, Odd Snap, Shift Snap), review your card library, and create linked revisions to track how your understanding improves over time.
Screenshots
Verdict
TerraPath 9 and PH are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
| Parameter | TerraPath 9 | PH |
|---|---|---|
| Price | Free | Free |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 28 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Ngoc Anh Le Thi | Hoang Pham Huy |
In-app purchases
TerraPath 9
No in-app purchases
PH
No in-app purchases
