# Solar Sphere vs Bend Aid

The clearest difference is price: Solar Sphere at Free against Bend Aid's $3.99. Solar Sphere also leads on ratings volume (7 vs 1) and iOS requirement (9.0 vs 17.6). Bend Aid's advantage is rating (5.0 vs 4.1) and chart position (#187 vs unranked). On review sentiment, update cadence, ads and in-app purchases there is nothing between them.

Solar Sphere is free to download; Bend Aid costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Bend Aid holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: Solar Sphere has 7 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 44% of Solar Sphere's written reviews are positive against 50% of Bend Aid's.

Solar Sphere ships an update every 9 months, Bend Aid every 12 months. Both last shipped on October 17, 2026.

## The numbers

| Metric | Solar Sphere | Bend Aid |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | [4.1 (7 ratings)](https://appshunter.io/ios/app/solar-sphere/id990396823/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bend-aid/id1262746451/reviews)** |
| Number of ratings | **7** | 1 |
| Positive reviews | 44.4% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 months** | Every 12 months |
| Monetization | **Free** | Paid |
| Best chart rank | — | **#187** |
| Size | 3 MB | 28 MB |
| Requires iOS | **9.0** | 17.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, Mac |
| Age rating | 17+ | 17+ |
| Developer | [Pulsely Consulting](https://appshunter.io/developer/475349326) | [P Stroney](https://appshunter.io/developer/990339951) |

## What reviewers say

### Solar Sphere

[App page](https://appshunter.io/ios/app/solar-sphere/id990396823)

Monitor real-time solar activity with Kp-index data and high-resolution solar images. Understand geomagnetic disturbances and their impact on Earth's magnetic field. Ideal for drone pilots needing to check conditions before flying.

**Highlights:** Real-time Kp-index monitoring, High-resolution solar images, Kp-index explanation, Geomagnetic storm indication, Drone flying safety guidance

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Bend Aid

[App page](https://appshunter.io/ios/app/bend-aid/id1262746451)

**Currently charting:** #187 Top Paid · Productivity (US App Store)

This app uses precise mathematical formulas to calculate conduit and pipe bends, eliminating guesswork. It determines the optimal bend angles and lengths needed for various pipe types, helping professionals work more efficiently and save time and money.

**Highlights:** Accurate mathematical formulas for bending, Eliminates guesswork in pipe bending, Calculates smallest possible bend angle, Solves centerline for any pipe size, Supports over 20 different bend types, Provides detailed bend placement and length

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Solar Sphere free?

Solar Sphere is free to download, with no in-app purchases.

### Is Bend Aid free?

Bend Aid costs $3.99, with no in-app purchases.

### Which has better reviews, Solar Sphere or Bend Aid?

Bend Aid is rated higher. Solar Sphere averages 4.1 out of 5 from 7 ratings, while Bend Aid averages 5.0 from 1 ratings.

### Do Solar Sphere or Bend Aid have ads?

Neither Solar Sphere nor Bend Aid shows ads.

### Which is updated more often, Solar Sphere or Bend Aid?

Solar Sphere ships an update every 9 months, and Bend Aid every 12 months. Most recently, Solar Sphere was updated on October 17, 2026 and Bend Aid on October 17, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*