iPowerRocket vs Telavox
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iPowerRocket
This application assists amateur rocketeers with rocket design and flight planning. It offers tools for calculating critical flight parameters, simulating trajectories, and managing flight logs. All essential calculations are conveniently available on your iPhone or iPod touch.
- Rocket design calculations
- Flight simulation
- Ejection charge calculation
- Parachute dimensioning
- Flight log management
- Barrowman CP computation
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iPowerRocket is an application that allows an amateur rocketeer to perform all the calculations for rocket design and flight planning on his or her iPhone or iPod touch. It includes tools for barrowman CP computation, flight simulation, calculating ejection charges, dimensioning parachutes and a flight log, all in one application. To see iPowerRocket in action, have a look at the video on the iPowerRocket home page.
Telavox
This app enhances business communication by showing colleague availability, enabling calls over data, and allowing seamless call toggling between mobile and desk phones. It also offers PBX services like call transfers and shared voicemails, along with GPS location reporting and contact management.
- Real-time colleague presence
- Integrated softphone for calls
- Call toggling between devices
- PBX services and call transfers
- Shared voicemail access
- GPS position reporting
- Contact book integration
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We take mobility to a whole new level! See presence of you colleagues, place calls over your data connection with a built in soft phone and toggle active calls from your cell phone to your fixed extension and vice versa. Presence - You are able to view the availability of your colleagues in real time all to reduce communication delays. You will easily see if a person is in a meeting, on vacation or busy handling another call. To make finding colleagues easier, they can be grouped by department. Integrated softphone - No configuration is required, instantly start making calls with our low fixed prices. PBX services - Transfer calls to both colleagues and external numbers. You can toggle active calls from you cell phone to your fixed extension and vice versa. As an administrator, you can open and close the PBX directly in the app and listen to your messages in shared voicemail boxes. GPS position - Report your GPS position to the operator and other colleagues. If you are a mobile customer you can check your data usage (in Sweden and abroad), your APN settings, and handle your data roaming usage. All colleagues and contacts are kept updated in the phones built in contact book so you can always see who's calling without the need to add the person to your contact book.
Screenshots
Verdict
The clearest difference is review sentiment: iPowerRocket at 47% against Telavox's 0%. iPowerRocket also leads on rating (3.3 vs 1.0) and iOS requirement (12.0 vs 18.0). Telavox's advantage is update cadence (fortnightly vs every 5 months). On price, ratings volume, ads and in-app purchases 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.
iPowerRocket holds the better App Store score, 3.3 against 1.0. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews point the same way: 47% of iPowerRocket's written reviews are positive against 0% of Telavox's.
iPowerRocket ships an update every 5 months, Telavox fortnightly. The most recent releases landed on October 3, 2026 and October 5, 2026 respectively.
| Parameter | iPowerRocket | Telavox |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (4 ratings) — better | 1.0 (2 ratings) |
| Positive reviews | 47.4% of reviews — better | 0.0% of reviews |
| Number of ratings | 4 — better | 2 |
| Update frequency | Every 5 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 12.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 10 MB | 154 MB |
| Age rating | 4+ | 4+ |
| Developer | ANDREAS MUELLER | Telavox AB |
Customer experience
iPowerRocket
Telavox
In-app purchases
iPowerRocket
No in-app purchases
Telavox
No in-app purchases









