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Verified dataFor sale · $14KUtilitiesGB

CallSpark

Make affordable international calls right from your browser. Best alternative to skype and google voice.

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Current Revenue (30d)

$310

+6.9% this week

MRR

$0

Mostly one-time sales

All-time revenue

$2,605.74

Verified lifetime total

Category rank

#9

See who ranks above · Utilities

Global rank

#527

See the global chart

Verified Revenue (30d) history

The revenue career

+6.9%
Jul 25$310 current
Acquisition paybackOpen TrustMRR Listing

Payback for CallSpark

Estimate months to break even from verified monthly revenue, your assumed net margin, and optional growth.

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Estimated payback

9.4 yr

Rough break-even around Dec 2035 (flat run-rate).

Est. monthly profit
$124
Revenue multiple
3.8x
Profit multiple
9.4x
Annualized profit
$1,488

Disclaimer: This calculator is for educational underwriting only and is not investment, financial, or legal advice. Margin and growth are your assumptions; always verify figures on the listing before you buy.

Category ladder

Utilities chart

Podium leaders plus who sits near CallSpark. Ranked by verified 30-day revenue.

Full category chart
  1. 01Anonymous startup$44,891.70 · Revenue (30d)$44.89K
  2. 02PodSpot$4,970.83 · Revenue (30d) · $4,893.38 MRR$4.97K
  3. 03Arc Raiders Map$1,327.83 · Revenue (30d) · $1,247.87 MRR$1.33K
  4. 07Picmal$314.44 · Revenue (30d)$314.44
  5. 08Buzzer: Big Red Button Sound$312.58 · Revenue (30d) · $186.45 MRR$312.58
  6. 09CallSparkYou$310 · Revenue (30d)$310
  7. 10VerifiedDR$180.96 · Revenue (30d) · $68 MRR$180.96
  8. 11Noise Reducer$154.56 · Revenue (30d) · $122.97 MRR$154.56
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  4. Youtube Transcript Dev | Extract & Download Video TranscriptsFor sale · $5KUtilities · Same market$345.7530d rev
  5. VerifiedDRFor sale · $23KUtilities · Same market$180.9630d rev
  6. Noise ReducerFor sale · $3KUtilities · Same market$154.5630d rev
  7. Postage.TOFor sale · $20KUtilities · Same market$152.4830d rev
  8. PhotoClearFor sale · $3KUtilities · Same market$112.1430d rev

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This week's story

CallSpark added $20 in verified Revenue (30d) this week — now in the top 23% of its category.