Methodology
We collected kickoff, milestone, and launch dates from 240 mobile app engagements delivered between 2022 and 2026. Timelines were normalized against a 10-stage delivery framework (discovery, UX, core build, integrations, QA, store prep, review, launch, v1.1, retention). Cross-platform React Native and Flutter projects were tracked separately from native Swift/Kotlin builds, and store-review delays were measured as distinct events.
Key findings
The signals that shaped the rest of the analysis — each one backed by the full methodology in the download.
14 weeks
Median MVP timeline
From signed SOW to App Store release for a single-platform MVP with 20-30 screens and one third-party integration.
+38%
Timeline bump for native dual-platform
Building native iOS and Android in parallel stretched timelines 38% vs cross-platform — even with two full squads.
7.2 days
Average App Store review cycle
Including the first rejection-remediation loop, which happens on 41% of first submissions.
19%
Of total timeline lost to integrations
Payments, push, analytics, and auth integrations consumed nearly one-fifth of median timeline — most of it undocumented.
26 weeks
Production apps with backend
Full-stack mobile apps with bespoke APIs, admin dashboards, and role-based access.
Inside the report
A scannable chapter guide. Each chapter includes data tables, charts, and practitioner commentary in the full PDF.
Median and P90 durations for discovery, UX, build, QA, store prep, and review — segmented by complexity tier.
React Native and Flutter out-paced native on every tier up to enterprise scope, where the curves invert.
Payments, push, auth, and analytics each have predictable buffer requirements — we quantified them.
Teams that ran structured beta cohorts shipped 22% faster in v1.1 because they batched issue fixes earlier.
The five most common rejection reasons in 2026 and the pre-flight checklist that reduces first-try rejection rates to under 10%.
Healthy mobile teams ship v1.1 within 4 weeks of launch; stalled teams wait 9+ weeks. We mapped what drives the gap.
Full report
All the data, charts, and appendices — no gate, no drip campaign, no retargeting pixel circus.