MatchGraph! vs Extempore
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MatchGraph!
This app provides a kinesthetic learning experience for students to understand graphs by visualizing their motion in real-time. It allows for exploration of position and velocity curves, aiding comprehension of their relationship. Ideal for physical science classrooms, it requires specific motion sensor hardware.
- Real-time motion graphing
- Position and velocity curves
- Kinesthetic learning experience
- Class high score tracking
- Embedded journal for graph capture
- Data export to SPARKvue®
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Engage your students with a kinesthetic experience that is centered on motion. Students gain a deeper understanding of how to interpret graphs by watching their motion graphed in real time. Choose between both position and velocity curves. Discuss how velocity graphs relate to corresponding position vs. time graphs. Excellent for physical science classrooms! This app requires a PASCO PASPORT motion sensor (PS-2103A) and a PASCO BlueTooth interface (PS-3200, PS-2010, or PS-2011). Features: * Choose from position and velocity profiles. * Track individual and high scores for the entire class. * Use embedded journals to capture graph images. * Export data into SPARKvue®
Extempore
Facilitates asynchronous video and audio assignments for foreign language learners and educators. Ensures spontaneous speech by preventing the use of prepared scripts.
- Asynchronous video/audio assignments
- Extemporaneous speech enforcement
- No need for scheduled interviews
- Reduces class time for speaking
- Instructor-created assignments
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Extempore allows foreign language instructors and students to exchange video and audio assignments without having to schedule 1:1 interviews or take class time. By enabling the Extempore Parameters, Instructors ensure that the assignments students submit is extemporaneous speech and not the reading of prepared script. You must have a current username and password to use Extempore: please contact your teacher to obtain a sign up link.
Screenshots
Verdict
The clearest difference is rating: MatchGraph! at 3.1 against Extempore's 2.4. MatchGraph! also leads on review sentiment (67% vs 49%) and iOS requirement (8.0 vs 15.0). Extempore's advantage is update cadence (every 2 months vs every 9 months) and ratings volume (85 vs 19). On price, ads, in-app purchases and monetization model 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.
MatchGraph! holds the better App Store score, 3.1 against 2.4. Both are backed by a comparable volume of ratings — 19 and 85 respectively. Written reviews point the same way: 67% of MatchGraph!'s written reviews are positive against 49% of Extempore's.
MatchGraph! ships an update every 9 months, Extempore every 2 months. Both last shipped on October 24, 2026.
| Parameter | MatchGraph! | Extempore |
|---|---|---|
| Price | Free | Free |
| Rating | 3.1 (19 ratings) — better | 2.4 (85 ratings) |
| Positive reviews | 66.7% of reviews — better | 48.8% of reviews |
| Number of ratings | 19 | 85 — better |
| Update frequency | Every 9 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPad | iPhone, iPad, iPod — better |
| Requires iOS | 8.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 80 MB | 56 MB |
| Age rating | 4+ | 4+ |
| Developer | PASCO scientific | Deeloh Technologies LLC |
Customer experience
MatchGraph!
Extempore
Bugs and requests
MatchGraph!
Not enough reviews yet to summarise bugs or requests.
Extempore
Reported bugs
17 issues- App keeps locking assignments
- Recording issues
- Disappearing UI elements after stopping recording
- Error message: 'Error. Sorry, this question is unavailable.'
- App is slow and unusable
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- Elements of the app are cut off on newer iPhones
- Missing question answer choices on website
- Error message: 'Error - object object'
- App does not load assignments
- App buffers indefinitely on assignments
- App crashes when trying to record
- App glitches out of assignments multiple times
- Cannot play video assignments
- App glitches all the time
- App submits incorrect answers
- App crashes frequently
- Cannot log into the app after purchase
Requested features
1 request- Allow users to use web version on mobile
In-app purchases
MatchGraph!
No in-app purchases
Extempore
No in-app purchases
