Decision Workspace
precise-calc vs bigdecimal vs num-valid
Side-by-side comparison of Rust crates
38
precise-calc
growingv0.1.2
A high precision calculator library and command line tool.
60
bigdecimal
growingv0.4.10
Arbitrary precision decimal numbers
55
num-valid
experimentalv0.3.3
A robust numerical library providing validated types for real and complex numbers to prevent common floating-point errors like NaN propagation. Features a generic, layered architecture with support for native f64 and optional arbitrary-precision arithmetic.
Core Metrics
| precise-calc | bigdecimal | num-valid | |
|---|---|---|---|
| Health Score | 38 | 60 | 55 |
| Total Downloads | 3.8K | 73.8M | 2.0K |
| 30d Downloads | 5 | 5.4M | 73 |
| Dependents | 0 | 8.2K | 10 |
| Releases | 3 | 26 | 12 |
| Last Updated | 1059d ago | 90d ago | 38d ago |
| Age | 2y 11m | 8y 11m | 8m |
Health Breakdown
precise-calc
Maintenance
5
Quality
14
Community
5
Popularity
4
Documentation
10
bigdecimal
Maintenance
12
Quality
13
Community
15
Popularity
8
Documentation
12
num-valid
Maintenance
20
Quality
12
Community
8
Popularity
4
Documentation
11
Technical Details
| precise-calc | bigdecimal | num-valid | |
|---|---|---|---|
| Version | 0.1.2 | 0.4.10 | 0.3.3 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MIT/Apache-2.0 | non-standard |
| Dependencies | 5 | 10 | 18 |
| Crate Size | 12KB | 127KB | 263KB |
| Features | 0 | 4 | 2 |
| Yanked % | 0.0% | 3.9% | 0.0% |
| Edition | 2021 | 2015 | 2024 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •bigdecimal leads with a health score of 60/100, but none of the options score above 80.
- •bigdecimal is depended on by 8.2K crates — strongest ecosystem trust.
- •⚠ precise-calc has not been updated in over a year.