# GRE Vocab Radiator — Learn words while you work > Passive GRE vocabulary learning app for iPhone with optional paid content. (iPhone/iPad app by NerdCoach LLC.) - Source: https://appshunter.io/ios/app/gre-vocab-radiator/id6819106525 (this page in markdown: same URL + `.md`) - Developer: [NerdCoach LLC](https://appshunter.io/developer/528411120) - Category: Education - Price: Free with in-app purchases - Rating: 5.00/5 from 1 App Store ratings - Age rating: 12+ - Requires: iOS 27.0 · 4 MB - Languages: American English - Released: 2026-10-22 - Data updated: 2026-10-26 - Monetization: free with in-app purchases ## What is GRE Vocab Radiator? GRE Vocab Radiator turns moments at your desk into opportunities to learn vocabulary. It's like a space heater. For vocab. Put your iPhone Duo in baby laptop mode or fold it into a tent, set it on your desk, and GRE words radiate all day: one word, a couple of learning cues, on a slow loop. Nothing to tap, flip, or answer. You just sit there and get warmer. WANT A CLOSER LOOK? Tap a word to see its definition and learning cues, revisit recent words, or share a word with a friend. BUILT FOR iPHONE DUO Half-open in desk or book pose, GRE Vocab Radiator splits at the hinge: the word on one side, recent words and controls on the other. Your selected recent word stays with you as you fold, unfold, and rotate. Home Screen and Lock Screen widgets keep vocabulary visible outside the app, including a large widget for the inner display. Also works on other supported iPhones. START FREE Includes 474 core GRE words. TURN UP THE HEAT WITH FULL BLAST An optional one-time purchase unlocks: • Pause and skip • A one-minute pace • 767 additional words in the Extra Heat pack • A Live Activity that keeps a paused word visible on your Lock Screen and in the Dynamic Island on supported devices No subscription. Just a warmer vocabulary. ## Key features - Passive vocabulary display - Definition and learning cues - Home Screen and Lock Screen widgets - iPhone Duo hinge support - Optional word packs - Live Activity on Lock Screen ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Full Blast | $19.99 | one-time | ## Is GRE Vocab Radiator safe? Not enough ratings yet to assess GRE Vocab Radiator. ## Is GRE Vocab Radiator legit? GRE Vocab Radiator appears legitimate, with a few gaps. The AppsHunter Legitimacy Score for GRE Vocab Radiator is 68 out of 100 points across 7 verification signals from App Store and developer data. ## Frequently asked questions about GRE Vocab Radiator ### How does GRE Vocab Radiator teach words? GRE Vocab Radiator passively displays GRE words and learning cues on your device's screen throughout the day. It's designed to be viewed without active interaction, allowing for continuous exposure. ### What content is included in the free version of GRE Vocab Radiator? The free version of GRE Vocab Radiator includes 474 core GRE words. This provides a solid foundation for vocabulary learning without any initial cost. ### What features are unlocked with the Full Blast purchase in GRE Vocab Radiator? The Full Blast purchase unlocks pause and skip functions, a faster one-minute pace, 767 additional words in the Extra Heat pack, and a Live Activity for the Lock Screen and Dynamic Island. ### Does GRE Vocab Radiator have a subscription? No, GRE Vocab Radiator does not have a subscription. The additional content and features are available through a one-time purchase. ### Is GRE Vocab Radiator suitable for all iPhones? While built for iPhone Duo's unique features, GRE Vocab Radiator also works on other supported iPhones. Home Screen and Lock Screen widgets are available for broader visibility. ### How often is GRE Vocab Radiator updated? The latest version is 1.0.2, last updated on October 24, 2026. This indicates recent development and ongoing support for the application. ### What is the age rating for GRE Vocab Radiator? GRE Vocab Radiator has an age rating of 12+. This suggests it is appropriate for users aged 12 and older, aligning with educational content. ### Does GRE Vocab Radiator have ads? No, GRE Vocab Radiator does not contain advertisements. The app is ad-free, ensuring an uninterrupted learning experience. ## Version history (last 2 releases) ### 1.0.2 — 2026-10-24 Fixes a display issue where a strip appeared along the bottom of the screen in closed portrait mode on iPhone Duo. ### 1.0.1 — 2026-10-23 No release notes. ## More apps by NerdCoach LLC - [LSAT Trainer - NerdCoach](https://appshunter.io/ios/app/lsat-trainer-nerdcoach/id528411117) All apps by NerdCoach LLC: https://appshunter.io/developer/528411120 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-26.*