# Mobile Oscilloscope vs TreeRings

The clearest difference is rating: Mobile Oscilloscope at 5.0 against TreeRings's 1.3. Mobile Oscilloscope also leads on device support (4 vs 1) and iOS requirement (15.6 vs 18.4). TreeRings's advantage is update cadence (every 4 months vs every 30 months) and price ($0.99 vs $1.99). On review sentiment, ratings volume, ads and in-app purchases there is nothing between them.

Mobile Oscilloscope costs $1.99 and TreeRings $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Mobile Oscilloscope holds the better App Store score, 5.0 against 1.3. Both are backed by a comparable volume of ratings — 2 and 4 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Mobile Oscilloscope ships an update every 30 months, TreeRings every 4 months. The most recent releases landed on November 2, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Mobile Oscilloscope | TreeRings |
| --- | --- | --- |
| Price | $1.99 | **$0.99** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/mobile-oscilloscope/id1363904692/reviews)** | [1.3 (4 ratings)](https://appshunter.io/ios/app/treerings/id6751566746/reviews) |
| Number of ratings | 2 | **4** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 30 months | **Every 4 months** |
| Monetization | Paid | Paid |
| Size | 2 MB | 1 MB |
| Requires iOS | **15.6** | 18.4 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [怀卫 张](https://appshunter.io/developer/1252544375) | [Mohamed Abdelsalam](https://appshunter.io/developer/553109131) |

## What reviewers say

### Mobile Oscilloscope

[App page](https://appshunter.io/ios/app/mobile-oscilloscope/id1363904692)

Transform your phone into a handheld oscilloscope for detailed audio signal analysis. Professionals can also use it for circuit measurements. Features include precise frequency measurement, multiple trigger modes, and gesture-based zooming.

**Highlights:** Audio signal analysis, Circuit analysis for professionals, Detailed signal parameter display, Accurate frequency measurement, Multiple trigger modes, Gesture-based measurement and zooming, Customizable interface colors

**In-app purchases:** none


### TreeRings

[App page](https://appshunter.io/ios/app/treerings/id6751566746)

Analyze tree cross-sections to estimate age and understand past growing conditions. Discover historical climate patterns by comparing data from multiple trees.

**Highlights:** Estimate tree age by counting growth rings, Analyze yearly growing conditions, Discover historical climate patterns, Simple photo analysis, Insights for hikers and foresters

**In-app purchases:** none


## Frequently asked questions

### Is Mobile Oscilloscope free?

Mobile Oscilloscope costs $1.99, with no in-app purchases.

### Is TreeRings free?

TreeRings costs $0.99, with no in-app purchases.

### Which has better reviews, Mobile Oscilloscope or TreeRings?

Mobile Oscilloscope is rated higher. Mobile Oscilloscope averages 5.0 out of 5 from 2 ratings, while TreeRings averages 1.3 from 4 ratings.

### Do Mobile Oscilloscope or TreeRings have ads?

Neither Mobile Oscilloscope nor TreeRings shows ads.

### Which is updated more often, Mobile Oscilloscope or TreeRings?

Mobile Oscilloscope ships an update every 30 months, and TreeRings every 4 months. Most recently, Mobile Oscilloscope was updated on November 2, 2026 and TreeRings on November 8, 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.*