Comparison

Conexión vs TallyRig

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Conexión

Features
Read full description

Gestión de su contrato de suministro de energía eléctrica.

About

TallyRig

Features
Read full description

17 oilfield & drilling calculators — with a digital tally-book history. TallyRig is a focused, field-ready calculator set for drilling and well control workflows. Run the essentials fast, save every result, and share a clean record when you need it. DESIGNED FOR THE RIG • Sunlight Mode: high-contrast screens you can read outside • Glove-friendly: big targets, minimal tapping • Offline-first: works without a signal • Trust the math: review the formula / show-work for each result 17 FIELD CALCULATORS, ORGANIZED BY CATEGORY • Well Control: Kill Sheet (Wait & Weight), Kick Tolerance, Gas Migration, Trip Fill, BOP Check (API Std. 53) • Pressure: Hydrostatic, EMW from Pressure, ECD • Fluids: Mud Weight-Up (barite), Slug, Cementing • Tubulars: Pipe Tally, Buoyancy, Capacity, Stuck Pipe (Free Point) • Hydraulics: Pump Output, Flow, Annular Velocity, Bottoms-Up • Utilities: Oilfield Unit Converter FIND TOOLS FAST Search, category filters, and a drag-to-arrange dashboard so your most-used calculators are always on top. HISTORY THAT'S ACTUALLY USEFUL • Save any calculation to a clean history timeline • Share a result card or a history record with your team • Sync across devices via iCloud (when enabled) UNITS Switch between Imperial and Metric (SI) where supported. Languages - Full in-app translation in English, Português (Brasil) and Español — including every calculator, result view and formula label. Switch any time in Settings → Language. WHO IT'S FOR Drilling engineers, toolpushers, drillers, mud engineers, wellsite supervisors, and well control trainees who want a fast, reliable pocket reference. IMPORTANT TallyRig is a calculation aid for reference and cross-checking. Always verify inputs and outputs and follow your company procedures and training.

Screenshots

Conexión4 screens
TallyRig4 screens

Verdict

The call

The clearest difference is in-app purchases: Conexión at none against TallyRig's 1. Conexión also leads on update cadence (every 5 weeks vs every 3 months) and iOS requirement (13.4 vs 15.0). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. TallyRig sells 1 one-off in-app purchase. Conexión asks for nothing beyond the download.

UpkeepUpdate frequency

Conexión ships an update every 5 weeks, TallyRig every 3 months. The most recent releases landed on October 19, 2026 and October 28, 2026 respectively.

Scorecard3 real differences · 5 level
Conexión versus TallyRig: the parameters behind the verdict, then further details
ParameterConexiónTallyRig
PriceFreeFree
Rating—4.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 5 weeks — betterEvery 3 months
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.4 — better15.0
Further details — not scored
Size26 MB33 MB
Age rating4+4+
DeveloperISAGEN嘉炜 丰

In-app purchases

None

Conexión

No in-app purchases

1 purchases

TallyRig

One-time1
  • TallyRig Pro$14.99

Questions

Is Conexión free?
Conexión is free to download, with no in-app purchases.
Is TallyRig free?
TallyRig is free to download, with in-app purchases available.
Do Conexión or TallyRig have ads?
Neither Conexión nor TallyRig shows ads.
Which is updated more often, Conexión or TallyRig?
Conexión ships an update every 5 weeks, and TallyRig every 3 months. Most recently, Conexión was updated on October 19, 2026 and TallyRig on October 28, 2026.

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