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Side-by-side financial comparison of FLEXIBLE SOLUTIONS INTERNATIONAL INC (FSI) and Semler Scientific, Inc. (SMLR). Click either name above to swap in a different company.
FLEXIBLE SOLUTIONS INTERNATIONAL INC is the larger business by last-quarter revenue ($9.1M vs $7.5M, roughly 1.2× Semler Scientific, Inc.). Semler Scientific, Inc. runs the higher net margin — 225.6% vs -5.1%, a 230.7% gap on every dollar of revenue. On growth, FLEXIBLE SOLUTIONS INTERNATIONAL INC posted the faster year-over-year revenue change (-0.5% vs -44.6%). Over the past eight quarters, FLEXIBLE SOLUTIONS INTERNATIONAL INC's revenue compounded faster (-0.6% CAGR vs -29.5%).
Flexible Solutions International Inc develops and manufactures specialty chemicals for water conservation, energy efficiency, and agricultural use. Core products include water body evaporative reduction solutions, farm crop yield additives, and swimming pool heat retention products, serving customers across North America and global agricultural markets.
Semler Scientific, Inc. develops, manufactures and distributes non-invasive medical diagnostic devices for chronic disease screening. Its flagship QuantaFlo system delivers fast, accurate peripheral arterial disease testing, serving hospitals, clinics, primary care practices and other healthcare providers primarily in the United States.
FSI vs SMLR — Head-to-Head
Income Statement — Q4 FY2025 vs Q3 FY2025
| Metric | | |
|---|---|---|
| Revenue | $9.1M | $7.5M |
| Net Profit | $-460.9K | $16.9M |
| Gross Margin | 29.4% | 91.5% |
| Operating Margin | 11.6% | -72.0% |
| Net Margin | -5.1% | 225.6% |
| Revenue YoY | -0.5% | -44.6% |
| Net Profit YoY | -167.8% | 201.3% |
| EPS (diluted) | $-0.03 | $1.07 |
Green = leading value per metric. Periods may differ when fiscal calendars don't align.
8-Quarter Revenue & Profit Trend
Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.
| Q4 25 | $9.1M | — | ||
| Q3 25 | $10.6M | $7.5M | ||
| Q2 25 | $11.4M | $8.2M | ||
| Q1 25 | $7.5M | $8.8M | ||
| Q4 24 | $9.2M | $12.4M | ||
| Q3 24 | $9.3M | $13.5M | ||
| Q2 24 | $10.5M | $14.5M | ||
| Q1 24 | $9.2M | $15.9M |
| Q4 25 | $-460.9K | — | ||
| Q3 25 | $-503.4K | $16.9M | ||
| Q2 25 | $2.0M | $66.9M | ||
| Q1 25 | $-277.7K | $-64.7M | ||
| Q4 24 | $679.6K | $29.2M | ||
| Q3 24 | $611.9K | $5.6M | ||
| Q2 24 | $1.3M | $11.0K | ||
| Q1 24 | $457.2K | $6.1M |
| Q4 25 | 29.4% | — | ||
| Q3 25 | 23.9% | 91.5% | ||
| Q2 25 | 47.4% | 91.0% | ||
| Q1 25 | 26.1% | 89.4% | ||
| Q4 24 | 29.2% | 91.1% | ||
| Q3 24 | 40.9% | 91.4% | ||
| Q2 24 | 37.4% | 91.3% | ||
| Q1 24 | 30.6% | 92.2% |
| Q4 25 | 11.6% | — | ||
| Q3 25 | 2.9% | -72.0% | ||
| Q2 25 | 29.0% | -25.0% | ||
| Q1 25 | -0.9% | -352.0% | ||
| Q4 24 | 9.4% | 28.5% | ||
| Q3 24 | 20.5% | 37.5% | ||
| Q2 24 | 18.7% | 37.0% | ||
| Q1 24 | 8.3% | 43.9% |
| Q4 25 | -5.1% | — | ||
| Q3 25 | -4.8% | 225.6% | ||
| Q2 25 | 17.8% | 814.6% | ||
| Q1 25 | -3.7% | -732.3% | ||
| Q4 24 | 7.4% | 235.3% | ||
| Q3 24 | 6.6% | 41.5% | ||
| Q2 24 | 12.3% | 0.1% | ||
| Q1 24 | 5.0% | 38.2% |
| Q4 25 | $-0.03 | — | ||
| Q3 25 | $-0.04 | $1.07 | ||
| Q2 25 | $0.15 | $5.04 | ||
| Q1 25 | $-0.02 | $-6.74 | ||
| Q4 24 | $0.05 | $3.63 | ||
| Q3 24 | $0.05 | $0.72 | ||
| Q2 24 | $0.10 | $0.00 | ||
| Q1 24 | $0.04 | $0.78 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | — | $10.2M |
| Total DebtLower is stronger | $4.4M | — |
| Stockholders' EquityBook value | $38.9M | $459.7M |
| Total Assets | $61.8M | $596.7M |
| Debt / EquityLower = less leverage | 0.11× | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | — | — | ||
| Q3 25 | — | $10.2M | ||
| Q2 25 | $10.0M | $13.5M | ||
| Q1 25 | $11.0M | $9.7M | ||
| Q4 24 | $10.0M | $8.8M | ||
| Q3 24 | $13.0M | $6.6M | ||
| Q2 24 | $9.2M | $7.3M | ||
| Q1 24 | $8.3M | $62.8M |
| Q4 25 | $4.4M | — | ||
| Q3 25 | $7.1M | — | ||
| Q2 25 | $7.5M | — | ||
| Q1 25 | $8.1M | — | ||
| Q4 24 | $8.8M | — | ||
| Q3 24 | $9.4M | — | ||
| Q2 24 | $8.3M | — | ||
| Q1 24 | $8.0M | — |
| Q4 25 | $38.9M | — | ||
| Q3 25 | $39.0M | $459.7M | ||
| Q2 25 | $39.4M | $383.4M | ||
| Q1 25 | $38.4M | $161.7M | ||
| Q4 24 | $38.0M | $230.8M | ||
| Q3 24 | $36.9M | $85.4M | ||
| Q2 24 | $36.2M | $78.4M | ||
| Q1 24 | $36.0M | $77.9M |
| Q4 25 | $61.8M | — | ||
| Q3 25 | $58.4M | $596.7M | ||
| Q2 25 | $58.2M | $522.6M | ||
| Q1 25 | $61.7M | $293.4M | ||
| Q4 24 | $60.0M | $239.8M | ||
| Q3 24 | $57.8M | $92.2M | ||
| Q2 24 | $56.3M | $84.8M | ||
| Q1 24 | $57.6M | $83.9M |
| Q4 25 | 0.11× | — | ||
| Q3 25 | 0.18× | — | ||
| Q2 25 | 0.19× | — | ||
| Q1 25 | 0.21× | — | ||
| Q4 24 | 0.23× | — | ||
| Q3 24 | 0.25× | — | ||
| Q2 24 | 0.23× | — | ||
| Q1 24 | 0.22× | — |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $-3.0M | $-33.0M |
| Free Cash FlowOCF − Capex | $-4.0M | — |
| FCF MarginFCF / Revenue | -44.3% | — |
| Capex IntensityCapex / Revenue | 11.7% | — |
| Cash ConversionOCF / Net Profit | — | -1.95× |
| TTM Free Cash FlowTrailing 4 quarters | $-591.7K | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $-3.0M | — | ||
| Q3 25 | $2.0M | $-33.0M | ||
| Q2 25 | $5.3M | $514.0K | ||
| Q1 25 | $-544.3K | $-1.9M | ||
| Q4 24 | $-2.2M | $7.4M | ||
| Q3 24 | $2.5M | $6.4M | ||
| Q2 24 | $5.9M | $4.9M | ||
| Q1 24 | $-604.8K | $5.6M |
| Q4 25 | $-4.0M | — | ||
| Q3 25 | $39.4K | — | ||
| Q2 25 | $4.3M | — | ||
| Q1 25 | $-898.4K | — | ||
| Q4 24 | $-4.3M | $7.4M | ||
| Q3 24 | $1.3M | — | ||
| Q2 24 | $4.7M | $4.9M | ||
| Q1 24 | $-1.1M | $5.6M |
| Q4 25 | -44.3% | — | ||
| Q3 25 | 0.4% | — | ||
| Q2 25 | 37.9% | — | ||
| Q1 25 | -12.0% | — | ||
| Q4 24 | -47.0% | 59.8% | ||
| Q3 24 | 13.6% | — | ||
| Q2 24 | 44.9% | 33.8% | ||
| Q1 24 | -11.7% | 35.3% |
| Q4 25 | 11.7% | — | ||
| Q3 25 | 18.7% | — | ||
| Q2 25 | 8.6% | — | ||
| Q1 25 | 4.7% | — | ||
| Q4 24 | 22.8% | 0.0% | ||
| Q3 24 | 13.0% | 0.0% | ||
| Q2 24 | 11.3% | 0.3% | ||
| Q1 24 | 5.2% | 0.0% |
| Q4 25 | — | — | ||
| Q3 25 | — | -1.95× | ||
| Q2 25 | 2.60× | 0.01× | ||
| Q1 25 | — | — | ||
| Q4 24 | -3.27× | 0.25× | ||
| Q3 24 | 4.05× | 1.15× | ||
| Q2 24 | 4.59× | 448.55× | ||
| Q1 24 | -1.32× | 0.93× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
