Best Firmware Development Service Providers

Punch Through vs Spyrosoft: full comparison for 2026

Quick verdict

Punch Through (4.3/5) edges ahead of Spyrosoft (3.9/5) overall. Punch Through is the better choice for bluetooth LE products with companion mobile apps. Spyrosoft is the stronger option for EU automotive and EV-charging embedded teams. The right choice depends on your project size, budget, and required tech stack.

Punch Through vs Spyrosoft: head-to-head summary

Criterion Punch Through Spyrosoft
Founded 2009 2016
HQ Minneapolis–Saint Paul, MN, USA Wrocław, Poland
Team size 11–50 1,500+
Rating 4.3 / 5 3.9 / 5
Primary differentiator Bluetooth LE firmware and mobile apps built by the same team, with deep radio-level debugging experience Polish delivery for embedded HMI, EV charging and embedded security testing
Pricing model Time & materials, fixed project Time & materials, dedicated team
Min. engagement Not disclosed Not disclosed
Primary tech stack C, Zephyr, FreeRTOS C, C++, Qt
Industries served Medical devices, Consumer electronics Automotive, Energy & EV charging, Aerospace & defence

Punch Through vs Spyrosoft: overview

Punch Through

Few firms go as deep on Bluetooth LE as Punch Through. The Minnesota company was founded in 2009 by Colin Karpfinger and employs somewhere between 11 and 50 people according to directory listings. It builds connected products where the radio link is the hard part: device firmware on Nordic, Silicon Labs and TI chips, plus the iOS and Android apps that pair with them. Its public guides on BLE throughput, pairing and power use are widely read by embedded engineers. A large share of its client work is medical and consumer health devices.

Spyrosoft

Spyrosoft was established in Wrocław in 2016 and grew quickly to more than 1,500 staff and roughly $122 million in 2024 revenue across about 15 offices. Its embedded unit works on HMI software, automotive systems, EV-charging firmware testing and embedded security, including secure boot and OTA updates. It also has a defence and cybersecurity line. The firm is a good fit for EU buyers who need Polish delivery and a mix of embedded and application engineers.

Services and capabilities: Punch Through vs Spyrosoft

Capability Punch Through Spyrosoft
Bare-metal & RTOS firmware ✓ ✗
Embedded Linux & BSP ✗ ✓
Electronics & PCB design ✗ ✗
Wireless & IoT connectivity ✓ ✗
Secure boot & OTA ✗ ✓
FPGA development ✗ ✗
Firmware testing & HIL ✓ ✓
Dedicated team model ✗ ✓

Tech stack comparison: Punch Through vs Spyrosoft

Framework / platform Punch Through Spyrosoft
FreeRTOS ✓ N/A
Zephyr ✓ N/A
Embedded Linux N/A ✓
Yocto N/A N/A
AUTOSAR N/A ✓
STM32 N/A N/A
Nordic ✓ N/A
NXP N/A N/A
FPGA N/A N/A

Pricing comparison: Punch Through vs Spyrosoft

Criterion Punch Through Spyrosoft
Minimum engagement Not disclosed Not disclosed
Engagement models Consulting, Fixed project, Time & materials Dedicated team, Time & materials
Rate transparency Not public Not public
Price tier Mid-market Mid-market

Target audience comparison: Punch Through vs Spyrosoft

Dimension Punch Through Spyrosoft
Best company size Startup to mid-market Startup to mid-market
Best industries Medical devices, Consumer electronics Automotive, Energy & EV charging, Aerospace & defence
Best use cases Fixing dropped connections between a BLE wearable and its iOS app, Building firmware and a companion app for a connected glucose or heart-rate device Building a Qt-based HMI for an EV charger, Running a security assessment of a device's firmware update path
Typical project type Consulting Dedicated team

Punch Through vs Spyrosoft: pros and cons

Punch Through
+ Firmware and mobile apps from one team removes the usual finger-pointing over BLE connection bugs
+ Published technical guides show real depth in BLE throughput, pairing and power optimization
+ Experience with connected medical products and their data-integrity requirements
- Narrow focus on Bluetooth LE makes it a weaker fit for cellular, wired or Linux-class products
- Small team, so availability can be limited
- US rates are among the higher ones on this list
Spyrosoft
+ Embedded HMI and Qt experience for automotive and industrial displays
+ Embedded penetration testing and secure-boot work
+ EU contracts and Polish engineering rates
- Rapid growth since 2016 means team seniority can vary
- Embedded is one unit within a broad software company

Who should choose Punch Through?

A typical fit: fixing dropped connections between a BLE wearable and its iOS app.

Bluetooth LE firmware and mobile apps built by the same team, with deep radio-level debugging experience. Minimum engagement is not publicly disclosed. Works best with clients in Medical devices, Consumer electronics.

Who should choose Spyrosoft?

A typical fit: building a Qt-based HMI for an EV charger.

Polish delivery for embedded HMI, EV charging and embedded security testing. Minimum engagement is not publicly disclosed. Works best with clients in Automotive, Energy & EV charging, Aerospace & defence.

Decision matrix: Punch Through vs Spyrosoft

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Punch Through
You need a large dedicated team for an ongoing programme Spyrosoft
Your budget is at the lower end Compare: Punch Through (Not disclosed) vs Spyrosoft (Not disclosed)
You need specialist depth in a specific vertical Spyrosoft
You need engineers to extend your own firmware team Spyrosoft
You need consulting before committing to a build Both may offer discovery engagements

Use case fit: Punch Through vs Spyrosoft

Use case Punch Through fit Spyrosoft fit Winner
Fixing dropped connections between a BLE wearable and its iOS app Strong Limited Punch Through
Building firmware and a companion app for a connected glucose or heart-rate device Strong Limited Punch Through
Building a Qt-based HMI for an EV charger Limited Strong Spyrosoft
Running a security assessment of a device's firmware update path Limited Strong Spyrosoft
Fixed-price firmware build Strong Limited Punch Through
Extending an in-house firmware team Strong Strong Both

Verdict: Punch Through vs Spyrosoft

Punch Through (4.3/5) is the stronger overall choice for most Firmware Development projects. Bluetooth LE firmware and mobile apps built by the same team, with deep radio-level debugging experience.

Spyrosoft (3.9/5) is worth a look if you need running a security assessment of a device's firmware update path. If your situation matches that, Spyrosoft is a competitive option.

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Punch Through vs Spyrosoft FAQ

Is Punch Through better than Spyrosoft?

Punch Through (4.3/5) scores higher overall, but "better" depends on your use case. Punch Through's strongest advantage: firmware and mobile apps from one team removes the usual finger-pointing over BLE connection bugs. Spyrosoft's strongest advantage: embedded HMI and Qt experience for automotive and industrial displays.

How do Punch Through and Spyrosoft differ in pricing?

Punch Through uses time & materials, fixed project pricing. Spyrosoft uses time & materials, dedicated team pricing. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: Punch Through or Spyrosoft?

Spyrosoft is the larger team and typically the better enterprise-scale choice. For very large programmes, verify team size and compliance coverage directly with each service provider before shortlisting.

What are the main differences between Punch Through and Spyrosoft?

Punch Through's primary differentiator is: bluetooth LE firmware and mobile apps built by the same team, with deep radio-level debugging experience. Spyrosoft's primary differentiator is: polish delivery for embedded HMI, EV charging and embedded security testing. They also differ in team size (11–50 vs 1,500+), minimum engagement (Not disclosed vs Not disclosed), and primary industries served (Medical devices, Consumer electronics vs Automotive, Energy & EV charging).

Verify all details directly with each service provider before making a decision.