# Calipers Tape Measure vs SHDW Operator

The clearest difference is price: SHDW Operator at Free against Calipers Tape Measure's $1.99. SHDW Operator also leads on rating (5.0 vs 4.3) and update cadence (every 2 days vs every 3 months). Calipers Tape Measure's advantage is ratings volume (26 vs 1). On ads, in-app purchases, monetization model and device support there is nothing between them.

SHDW Operator is free to download; Calipers Tape Measure costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SHDW Operator holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Calipers Tape Measure has 26 ratings behind it against 1, so its average is the more settled of the two.

Calipers Tape Measure ships an update every 3 months, SHDW Operator every 2 days. The most recent releases landed on October 15, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Calipers Tape Measure | SHDW Operator |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.3 (26 ratings)](https://appshunter.io/ios/app/calipers-tape-measure/id6445826923/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/shdw-operator/id6478579410/reviews)** |
| Number of ratings | **26** | 1 |
| Positive reviews | 77.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Monetization | Free | Free |
| Size | 6 MB | 5 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jacob Parker](https://appshunter.io/developer/1153284524) | [Michael Wildermuth](https://appshunter.io/developer/481933080) |

## What reviewers say

### Calipers Tape Measure

[App page](https://appshunter.io/ios/app/calipers-tape-measure/id6445826923)

Measure objects of any size with your phone. Features a 5-meter tape measure for larger items and a precision caliper mode for measuring small objects down to a tenth of a millimeter. Offers highly accurate readings tested across various devices and settings.

**Highlights:** 5-meter tape measure, Precision caliper mode, Measure to 0.1mm accuracy, Spirit level functionality, Accurate measurement testing

**In-app purchases:** none


### SHDW Operator

[App page](https://appshunter.io/ios/app/shdw-operator/id6478579410)

Monitor the status and performance of your Shadow Nodes. Receive timely notifications about any changes to your nodes, including their rank, rewards, and uptime. Access helpful links to leaderboards and your Grafana site.

**Highlights:** Check Node status, View Node rank and rewards, Monitor Node uptime, Track Node wield version and specs, Check wallet shdwPoints, Access Leaderboard links, Link to Grafana site

**In-app purchases:** none


## Frequently asked questions

### Is Calipers Tape Measure free?

Calipers Tape Measure costs $1.99, with no in-app purchases.

### Is SHDW Operator free?

SHDW Operator is free to download, with no in-app purchases.

### Which has better reviews, Calipers Tape Measure or SHDW Operator?

SHDW Operator is rated higher. Calipers Tape Measure averages 4.3 out of 5 from 26 ratings, while SHDW Operator averages 5.0 from 1 ratings.

### Do Calipers Tape Measure or SHDW Operator have ads?

Neither Calipers Tape Measure nor SHDW Operator shows ads.

### Which is updated more often, Calipers Tape Measure or SHDW Operator?

Calipers Tape Measure ships an update every 3 months, and SHDW Operator every 2 days. Most recently, Calipers Tape Measure was updated on October 15, 2026 and SHDW Operator on October 11, 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.*